STUDER REVOX - Service Manuals
161 manuals available for download
A700 Remote Control Tape Drive Operating Instructions
Operating instructions for the Revox A700 remote control unit (REMOTE CONTROL TAPE DRIVE). Covers remote operation of tape transport functions, slide synchronization control with sync-pulse recording capabilities, auxiliary functions (repeat, automatic, pause), main functions (rewind, fast forward, play, stop, record), and detailed instructions for simultaneous recording of sync-pulses with stereophonic sound tracks. Includes technical specifications for slide advance pulse recording on 4 or 2-track recorders, sync-pulse cancellation procedures, and electrical schematic diagram of the remote control unit with timer selector and pilot head connections.
A700 Slide Synchronizer Kit - Installation & Schematic
Installation instructions and schematic diagram for the Revox A700 Slide Synchronizer Kit (model 1.067.255). Includes component list, assembly procedures for 2-track and 4-track configurations, wiring diagram, and circuit board layout with test points and voltage measurements.
C115 Professional Cassette Tape Deck Service Manual
Operating and service instructions for the Revox C115 professional cassette tape deck recorder. Covers operation, assembly/disassembly, functional description, alignment procedures, and technical specifications. Text in German, English, and French.
PNVU A80 RC/B67 Service Instructions Manual
Service instructions and operating manual for the Studer PNVU A80 RC and B67 pilot tone systems. Covers operating principles of pilot tone recording, STUDER follow-up system, NEO-PILOT system, mechanical adjustments, pilot tone amplifier adjustments for both B67 and A80 models, and functional descriptions including digital-analog signal processing, tachometer signals, and tape deck signals. Includes technical specifications, dimensional drawings, and adjustment procedures. Table of Contents: - Operating principles of the pilot tone system - STUDER follow-up system - Advantages - The NEO-PILOT system - Application - Technical specifications - Dimensions - General - Operating controls - Pilot signal connections - Pilot tone recording - Procedure - Follow-up system - Start with synchronous operation - Procedure - Faulty start - Procedure - Digital-Analog Signal Processing - Input stage - Tacho signal - Frequency converter 50 to 60Hz, 60 to 50Hz - Meters - Tape deck signals - Follow-up system B67/A80 - Pilot signal system - Follow-up system - Mechanical adjustment B67/A80 - Check the height and verticality of pilot head - Check tape motion - Check tape tension - Pilot tone amplifier adjustment B67 1.167.719 - Preliminary adjustment and checks - Record adjustment - Reproduce adjustment - Adjustment of pilot track on tape - Reproduce adjustments with test tape - Record adjustments - Crosstalk_reproduc - Countercheck measurements - Pilot tone amplifier adjustments A80 PCB 1.080.932 - Positioning of the bridge connectors
Revox A50 Amplifier and A76 FM Tuner Operating Instructions
Operating instructions for the Revox A50 amplifier and A76 FM tuner in German, English and French. Includes overview diagrams with component identification, installation instructions, connection diagrams for Hi-Fi systems, speaker connection details, phonograph and turntable setup, tuner connection, auxiliary input configuration, technical specifications, maintenance information and fuse ratings.
Revox A50 Amplifier Service Manual with Schematics
Service manual for the Revox A50 amplifier including circuit diagrams, technical specifications, troubleshooting guide, adjustments procedures, and complete parts list with component values. Multi-language documentation in German, English, and French.
Revox A50 and A78 Schematic Diagrams
Complete schematic diagrams for Revox A50 and A78 amplifiers. Three pages of detailed electronic schematics showing circuit layouts, component interconnections, and signal flow paths. Includes power supply sections, input selector circuits, tone control stages, and output amplifier stages with speaker outputs. Document valid for serial numbers 110-699 on A50 model.
REVOX A700 Complete Schematics Set
Complete set of electrical schematics and circuit diagrams for the REVOX A700 tape recorder. Includes tape transport control circuits, solenoid sections, motor control circuits for spooling and capstan motors, power distribution board, relay board, and audio circuits with PC cards. Technical diagrams in German, English, and French.
Revox A700 Instruction Manual
Instruction manual for the Revox A700 reel-to-reel tape recorder. Covers preliminary controls, connection, tape speed settings, reel loading, motor mechanism functions, mechanical fast-forward and rewind, playback, stop, automatic operation, and various recording modes including mono, stereo, and REC functions. Includes details on input connections, selectors, regulators, and output connections for headphones and amplifiers. Contains sections on maintenance and warranty information.
Revox A700 Remote Control Operating Instructions
Operating instructions for the Revox A700 remote control unit (telecomando). Covers remote connection to the A700 tape recorder, synchronization functions for slide projectors using impulse recording on separate tape tracks, function descriptions including auxiliary functions, synchronization features, and slide advancement control. Includes electrical schematic diagram and relay switch circuit.
Revox A700 Service Manual - Tape Recorder
Service manual for the Revox A700 tape recorder. Contains technical specifications, dismantling instructions, transport mechanism details, electrical adjustments, replacement parts list, and functional electronics descriptions. Includes schematic diagrams and wiring lists. Text in German, English, and French. Table of Contents: - General - Technical Specifications - Dismantling - General - Removal of Cover Panels - Removal of Audio Mixing Section - Removal of Cross Member with Tape Transport Control and Capstan Speed Control - Removal of Mains Transformer - Removal of Head Assembly - Removal of Tape Tension Control Circuits - Removal of Left-hand Tape Tension Sensor Assembly - Removal of Right-hand Tape Tension Sensor Assembly - Removal of Capstan Motor - Removal of Brake Assembly - Removal of Spooling Motors - Removal of Tape Lift Solenoid - Removal of Pinch-Roller Mechanism - Removal of Tape Timer - Removal of Amplifier Compartment for Sound Head Electronics - Removal of Spooling Motor Control and Capstan Motor Control - Removal of Power Transistors - Removal of Capstan Motor Speed Control - Removal of Tape Transport Control - Re-assembly - Removal of Components from Audio Mixing Section
Revox A700 Tape Recorder Operating Manual
Operating instructions for the Revox A700 tape recorder. Covers tape transport mechanism, recording and playback controls, audio mixer functions with input selectors and level faders, operating modes including mono and stereo recording, tape speed selection, automatic tape stop, special recording techniques, remote control, and maintenance procedures. Text in German, English, and French.
Revox A700 Variable Speed Control Operating Instructions
Operating instructions in German, English, and French for the Revox A700 external motor speed control unit. Contains technical operating procedures, crystal-referenced operation, remote speed control methods, application guidelines for playback and recording, and a pitch/speed relationship graph. Includes wiring diagram schematic with transistors and integrated circuits showing the electronic control circuit.
Revox A720 FM Tuner Preamplifier Operating Instructions
Operating instructions for the Revox A720 FM Tuner Preamplifier. Covers operating modes, system wiring possibilities, front and rear panel controls, input and output connections, antenna connections, level matching, remote control operation, and cleaning procedures.
Revox A720 Instruction Manual
Italian instruction manual for the Revox A720 integrated amplifier. Contents include introduction, setup instructions, control elements on front and rear panels, input selector, volume regulator, reproduction mode selector, balance control, tone controls, filter settings, binaural button, tape recorder controls, output selection, transcription capabilities, FM tuning section, station selection buttons, stereo button, noise filter, tape monitoring, level adjustments, and technical appendix.
Revox A720 Remote Control Operating Instructions
Operating instructions for the Revox A720 remote control (telecomando a distanza). Covers connection of the remote command with 20 contacts on the REMOTE CONTROL socket, remote functions including station selection, volume control, balance adjustment, and loudness (physiologic volume). Includes FM station preselection and remote control activation/deactivation procedures. Contains schematic diagrams of the remote control unit and main amplifier connections.
Revox A720 Remote Control Operating Instructions
Operating instructions for the Revox A720 remote control unit. Covers connection procedures, remote control functions including station selection, volume and balance controls, loudness contour equalization, and FM station selection. Text in German and English with technical schematic diagram on final page.
Revox A720 Service Manual and Disassembly Instructions
Service manual for the Revox A720 FM tuner with audio preamplifier. Contains disassembly procedures for top cover, base cover, wooden side panels, front panel, push button rail, and illuminated buttons. Includes lamp and fuse replacement instructions. Circuit descriptions for RF section, audio section, stereo decoder, and local oscillator with frequency synthesizer. Alignment instructions for test equipment, IF filters, RF circuits, and stereo decoder. Performance measurement procedures and technical specifications. Table of Contents: - General - Dismantling - Removal of Top Cover - Removal of Base Cover - Removal of Wooden Side Panels - Removal of Front Panel - Removal of Push Button Rail - Replacement of Lamps in Illuminated Push Buttons - Replacement of Mains Fuse - Replacement of Power Supply Fuses - Circuit Description - RF Section - Audio Section - Alignment Instructions - Test Equipment - Additional Tools and Filters - Checking of Supply Voltages - Frequency Indication - Alignment of IF-Filters, IF-Amplifier and Center Tuning Discriminator - Alignment of Local Oscillator and Synthesizer - Alignment of RF-Circuits - Fine-Tuning of IF-Filters - Alignment of Stereo Decoder
Revox A722 Instruction Manual
Italian instruction manual for the Revox A722 stereo power amplifier. Contains sections on turn-on checks, remote control switch operation, manual control, speaker inputs, acoustic diffuser use, power output limiting, headphone jack, connection of additional amplifiers, and technical specifications. Includes panel diagrams and connection schematics for Type 0 and Type 1 amplifiers (serial numbers below and above 1000). Technical data includes continuous power output ratings, frequency response, harmonic distortion, input impedance, and component specifications. Connection diagrams show inputs at 13 contacts and 14 outputs for speakers, with modifications available for manual remote control operation.
Revox A722 Power Amplifier Operating Instructions
Operating instructions for the Revox A722 stereo power amplifier. Contents include checks prior to connecting to power, power switch operation, inputs (5-contact and phono sockets), loudspeaker outputs with group selector switches, output power limitation, headphone jack, connection of additional power amplifiers, technical specifications, wiring diagrams for manual on/off switching, and socket wiring details. Text in German, English and French.
Revox A722 Schematic Set
Complete schematic set for Revox A722 stereo amplifier. Includes block diagram, mains transformer assembly (A2), connection board (A3), left power amplifier board (A4), right power amplifier board (A5), and switch board (A6). Electronic schematics with transistor circuits, relay controls, and speaker protection circuits.
Revox A740 Stereo Power Amplifier Operating Instructions
Operating instructions for the Revox A740 stereo power amplifier. Trilingual manual (German, English, French) covering switching on, inputs (phono sockets and XLR-type receptacles), input selector, outputs for speakers A and B, speaker group selectors, overload and loudspeaker protection circuits, input attenuators, headphone jack, peak program meters, and installation details. Includes front and rear panel diagrams with component identification.
Revox A740 Stereo Power Amplifier Service Manual
Service manual for the Revox A740 stereo power amplifier. Contains technical specifications, dimensions, disassembly procedures, electrical adjustments, and measurement instructions. Includes front and rear panel layouts with component identification, internal circuit photographs, and technical data for rated output, frequency response, distortion, and other performance parameters. Table of Contents: - General - Technical data - Dimensions - Dismantling - Removal of top cover - Discharging the filter capacitors - Removal of power stages - Removal of front panel - Lamp replacement for meter illumination - Replacement of main fuse - Adjustment of voltage selector - Replacement of power supply fuses - Removal of output stages and preamplifier circuit boards - Removal of power supply - Removal of meter amplifier - Removal of filter capacitor - Removal of rotary switches - Circuit description - Description of block diagram - Description of fail-safe circuits - Description of peak program meter amplifier - Electrical Adjustments - Test equipment - Adjustment of stabilized supply voltages - Adjustment of quiescent current - Level check - Calibration of the peak program meters
Revox A76 FM Tuner Service Manual
Service manual for the Revox A76 FM tuner. Contains assembly instructions, functional description of circuit sections including HF input stage, intermediate frequency section, demodulator, auxiliary signal regeneration, multiplex decoder, display unit and power supply. Includes adjustment procedures, measurement guidelines for key technical specifications, technical data, and circuit diagrams. Table of Contents: - General Information - Assembly - Removing the Front Panel - Assembly from the Housing - Installing the Scale Plates - Functional Description - Operating Elements - Control Panel - HF Input Section - Intermediate Frequency Section - Demodulator Section - Auxiliary Carrier Regeneration - Multiplex Decoder - Display Section - Power Supply - Matching Instructions - Measuring Instruments - Additional Devices and Filters - Control of Frequency Spacing - ZF Filter, Matching - Display Discriminator, Matching - Control of Selection Curve - HF Section (front end), Matching - ZF Amplifier, Matching - Control of Symmetry of CENTER TUNING Instrument - Control of Limitation
Revox A76 FM-Stereo Tuner Service Manual
Complete service manual for the Revox A76 FM-Stereo Tuner. Includes disassembly instructions (front panel removal, cabinet removal, dial cord lacing), detailed circuit description covering RF input section, IF section, demodulator, subcarrier regeneration, multiplex decoder, and indicator circuits. Alignment procedures with test equipment specifications, measurement of performance data including input sensitivity, selectivity, image response, distortion, signal-to-noise ratio, stereo separation and frequency response. Technical data and complete schematics provided. Table of Contents: - General Information - Construction - Removing the Front Plate - Construction from the Wood Case - Installing the Scales - Function Description - Operating Elements - Circuit Boards - HF Input Section - Intermediate Frequency Section - Demodulator Section - Auxiliary Carrier Regeneration - Multiplex Decoder - Display Section - Power Supply - Alignment Instructions - Measuring Devices - Additional Devices and Filters - Checking Frequency Spacing - ZF Filter, Alignment - Discriminator Display, Alignment - Checking the Selection Curve - HF Section (Front End), Alignment - ZF Amplifier, Alignment - Checking the Symmetry of the CENTER TUNING Instrument - Checking the Limiting
Revox A77 Dolby B Version Service Manual
Service manual for the Revox A77 tape recorder with Dolby B noise reduction system. Contains technical specifications, functional descriptions of record and playback processors, calibration procedures, and service instructions. Includes frequency response characteristics, block diagrams, and electronic schematics for the record processor, playback processor, and Dolby electronics. Features measurement data and alignment procedures for proper operation of the Dolby B-Type noise reduction system.
Revox A77 PTT Circuit Diagrams and Schematics
Complete set of circuit diagrams and electrical schematics for the Revox A77 tape recorder. Includes input amplifier (1.077.700), playback amplifier (1.077.796), oscillator (1.077.795), speed control regulation (1.077.725), switching board (1.077.499), recording amplifier (1.077.780), recording relay (1.077.715), and final amplifier and loudspeaker amplifier (1.077.851). Contains detailed component layouts and wiring diagrams with tubes and transistors.
Revox A77 S.T.T.A. Model - Schematic Diagrams and Parts List
Technical documentation for the Revox A77 S.T.T.A. tape recorder model. Contains schematic diagrams showing the trigger circuit, threshold adjustment circuit, and tape drive mechanism. Includes detailed parts list with component specifications, transistors, resistors, capacitors, and other electronic components. Also features printed circuit board layouts and component identification for tape drive control and trigger circuit boards.
Revox A77 Slide-O-Matic Service Manual and Operating Instructions
Service manual and operating instructions for the Revox A77 Slide-O-Matic automatic slide presentation synchronizer. Includes detailed circuit diagrams with tubes and transistors, component layouts, wiring schematics, and control panel instructions in English, French, German, and Italian. Features schematic drawings of the control unit and connections to projectors and tape recorders.
Revox A77 Stereo Tape Recorder Service Manual
Complete service manual for the Revox A77 reel-to-reel tape recorder. Contains sections on general information, dismantling procedures, mechanical components (headblock, tape guides, brakes, pressure roller, capstan motor), electronics (amplifiers, oscillator, power supply, drive control), electrical adjustments and measurements, accessories, and troubleshooting. Includes technical specifications, dimensional drawings, schematic diagrams, and component layout diagrams. Table of Contents: - General - Front Panel Rear Panel - Dismantling - Removal of Housing - Removal of Cover Panel - Removal of Front Panel - Removal of Power Switch - Removal of Brake Unit - Removal of Reel Motors - Removal of Capstan Motor - Removal of Control Board - Removal of Power Transformer - Removal of Amplifier Cards - Removal of Potentiometer - Removal of Switch Board - Removal of Frame (Removal of Rotary Switches) - Mechanics - Headblock - Tape Guides - Head Mounting - Tape Tension - Brakes (Stop) - Brake Torque Measurement - Brake Adjustment - Pressure Roller - Pressure Measurement - Pressure Solenoid Readjustment - Exchange of Pressure Roller - Pressure Lever Readjustment - Capstan Motor - Removal of Capstan Axis, Ball Bearings - Exchange of Reel Motor Bearings - Lubrication - End-of-Tape Switch - Electronics - Switch Board and VU-Meter Board - Input Amplifier - Record Amplifier - Oscillator - Record Relay - Playback Amplifier - Power Amplifier (Loudspeaker Amplifier) - Power Supply - Drive Control - Photoelectric End-of-Tape Switch - Speed Regulation, Capstan Motor - Electrical Adjustments and Measurements - Demagnetizing - Tape Speed - Pick-up Head - Adjustment - Tacho Adjustment - Tacho Adjustment with Cathode-Ray Oscilloscope
Revox A77 Stereophonic Magnetophone Type ORF Prototype Test Report
Test report and specifications document for Revox A77 Type ORF stereophonic tape recorder prototype from May 1972. Includes mechanical performance data (tape speed, flutter, stability), electrical performance specifications (output levels, frequency response, harmonic distortion), recording chain characteristics, and parasitic signals analysis. Contains performance tables, response curves, and schematic diagram showing simplified transistorized design with dual reading heads and separate playback amplifiers.
Revox A77 Tape Recorder Operating Instructions
Operating instructions for the Revox A77 reel-to-reel tape recorder. Includes detailed sections on introduction, switching on, tape speed selection, loading blank tape, tape counter, operating modes, input/output connectors, record level controls, playback functions, automatic tape stop, special recording techniques (duoplay, simultaneous recording, multiplay recording, echo effects), tape editing, remote control, slide synchronization, maintenance, and handling of magnetic recording tape. Contains equipment diagrams and control illustrations.
Revox A78 Amplifier and A76 FM Tuner Operating Instructions
Operating instructions for the Revox A78 amplifier and A76 FM tuner. Includes control descriptions, installation guidelines, speaker connection diagrams with coding disc positions, tuner connection details, phonograph and auxiliary input connections, technical specifications, and maintenance information. Text in German, English, and French.
Revox A78 Amplifier Service Manual
Complete service documentation for Revox A78 amplifier. Includes functional description, circuit descriptions for input stage, filter stage, tone control stage, driver and power output stage. Technical data, specifications, troubleshooting guide, adjustment procedures, full schematic diagrams with component identification, parts list with capacitor markings reference, and exploded views of mechanical components.
Revox A78 Amplifier Service Manual
Service manual for the Revox A78 amplifier. Contains functional descriptions, circuit descriptions, troubleshooting section, adjustment procedures, technical specifications, schematic diagrams with component identification, and parts list with exploded views of the internal construction.
Revox A88 Trainer Operating Instructions
Operating instructions for the Revox A88 trainer language laboratory system. Multi-language manual covering equipment operation, program recording and distribution, student and teacher console functions, and tape unit management. Includes control layouts and operation sequences for classroom language instruction.
Revox Agora B Active Loudspeaker Operating and Service Instructions
Operating and service manual for the Revox Agora B active loudspeaker. Covers general information, controls and pilot lamps, sitting and placement recommendations, connection to preamplifiers and amplifiers, technical specifications, disassembly procedures, and switch boards. Includes wiring diagrams and connector details for various amplifier connections.
Revox Agora B MKII/Slim Line Service Instructions
Service instructions manual for Revox Agora B MKII and Agora B Slim Line. Covers MOS component handling, functional description including block diagram, basis board and power amplifier board details, alignment instructions, technical specifications with acoustic and electrical data, and adjustment procedures. Text in German, English, and French.
Revox Autolocator C-Series Operating Instructions
Operating instructions manual for the Revox Autolocator C-Series tape locator system. Covers control functions, tape transport controls, locator functions, memory features, audio channel control, display indicators, and technical specifications. Includes device connections diagram (RS-232, punch in/out connectors) and dimensional drawings.
Revox B126 Complete Circuit Diagram Schematic
Complete circuit schematic for the Revox B126 tuner. Includes LCD board (1769.253.00), keyboard left (1769.215.00), keyboard right (1769.202.00), mains section (1769.450.00 220V), decoder board (1769.421.00), CD drive complete (1769.117.00), and microprocessor PCB (1769.406.20). Two-page technical schematic with detailed component layouts and interconnections.
Revox B126/B226-S Compact Disc Player Service Manual
Service instructions and disassembly guide for the Revox B126/B226-S compact disc player. Includes functional descriptions, alignment instructions, electrical circuit groups, spare parts listing, and technical specifications. Text in German, English, and French. Table of Contents: - General - Disassembly Instructions - Functional Description - Alignment Instructions - Diagrams - Schemas - Spare Parts - Technical Specifications
Revox B150 Amplifier Operating Instructions
Operating instructions for the Revox B150 audio amplifier. Covers installation, connections for tuner, CD player, tape decks, turntable and auxiliary sources, main control panel functions, secondary control panel functions (speakers, phones, balance, tone, bass and treble controls), recording modes, and error messages including overload and breakdown warnings.
Revox B150 Complete Circuit Diagram
Complete circuit diagram and schematic for the Revox B150. Multi-page technical documentation showing rear view, left side, right side, and front views of the electronic circuitry with component layouts and interconnections.
Revox B160 Complete Circuit Diagram
Complete circuit diagram for the Revox B160 audio receiver. Includes schematics for the power supply unit (1726.235.00), microcomputer board (1726.275.00), RDS unit (1726.280.20 optional), FM tuner unit (1726.255.00), and audio output stages. Two-page technical documentation with detailed component layouts and interconnection diagrams.
Revox B160 FM Tuner Operating Instructions
Operating instructions for the Revox B160 FM tuner in German, English and French. Covers installation, connections (antenna, audio outputs), power-on procedures, main control panel functions (STATION SCAN, P-TYPE SCAN, ENTER, DISPLAY), preset station storage and recall, manual and automatic tuning, frequency step adjustment, and reception parameter settings. Includes warranty information and technical specifications.
Revox B200/200-S Operating Instructions
Operating instructions for the Revox B200/200-S audio/video controller. Covers applications, installation, connections without EasyLine multi-room expansion, operating modes, function controls, timer settings, language selection, and technical specifications. Includes wiring diagrams and connector information.
Revox B203 Timer Controller - User Guide and Technical Documentation
User and technical manual for the Revox B203 Timer Controller, an interactive switcher-timer-PC interface designed for integration with Revox audio equipment. Details the easy mode switcher function for simplified operation, event timer programming with up to 5 programmable events, PC interface via RS-232 serial connection, and hardware specifications. Includes system architecture diagrams, wiring schematics, connector pin assignments, and command/feedback format specifications for serial communication.
Revox B203 Timer Controller Operating Instructions
Operating instructions for the Revox B203 Timer Controller. Covers installation, connections (Serial Link, RS232, B206 Transceiver, parallel remote connections), battery insertion, basic operation, SELECT mode for setting operating conditions, EXIT mode, TIME mode for date and time settings, and TIMER on/off functions. Includes front and rear panel overview with element identification, information on device versions (B203-C Consumer and B203-IND Industrial), and general operating notes.
Revox B208 Remote Control Operating Instructions
Operating instructions for the Revox B208 IR remote control designed for the Revox Compact Disc Player 'The Signature'. Covers all playback functions including play/next, track selection via numeric keys 0-9, index function, forward/backward search, pause, previous track, volume control, and power off. Includes battery replacement information requiring a 9V battery (IEC R122).
Revox B209 Multi-Room System Installation Guide
Installation guide for the Revox B209 multi-room audio system. Covers system concept, installation details for main and remote rooms, connection panel details, MODE PRESET switch settings, B208 remote functions, connector box wiring, B209 connection details, multi-room system diagrams including main room and sample remote configurations, cable wiring specifications for audio/data bus, I/O adapters, power cube connections, connector plates and DIN connector details. Includes order forms for installation accessories and equipment.
Revox B215 Cassette Tape Deck Service Instructions
Complete service manual for the Revox B215 cassette tape deck. Contains sections on general information, disassembly procedures, tape transport adjustments, circuit descriptions, and audio alignments. Includes mechanical tape transport schematics and audio circuit schematics. Text in German, English, and French. Covers maintenance, parts replacement, and technical specifications. Table of Contents: - General - Assembly - Laufwerkeinstellungen (Drive Settings) - Circuit Description - Audio Settings - General - Disassembly - Tape Transport Adjustments - Circuit Description - Audio Alignments - Generalities - Disassembly - Mechanism Adjustment - Circuit Description - Audio Adjustments - Tape Transport Schematics - Audio Schematics
Revox B215/B215-S Cassette Tape Deck Operating Instructions
Operating instructions for the Revox B215 and B215-S cassette tape deck. Covers general operation, pre-use checks, mains connection, playback controls, recording procedures, headphone output, tape speed controls, real-time counter, address memory functions, Dolby noise reduction system, balance adjustments, and loop-mode operation. Includes block diagram of the audio section and technical specifications.
Revox B215/B215-S Cassette Tape Deck Operating Instructions
Operating instructions for the Revox B215 and B215-S cassette tape deck. Includes sections on general information, controls and connections, record and playback operations, manual and automatic level setting, tape type selection, remote control operation via infrared handset, and technical specifications. Block diagram of audio section provided. Text in German, English and French.
Revox B225 CD Player Service Manual
Service manual for the Revox B225 CD player. Contains German and English language sections with operating instructions, circuit descriptions, schematics, spare parts list, and technical specifications. Includes adjustment procedures, component locations, and technical data. Table of Contents: - How to use this manual - DEUTSCH: Table of contents and chapter 1 to 4 in German language - ENGLISH: Table of contents and chapter 1 to 4 in English language - CHAPTER 5: Schematics - CHAPTER 6: Spare parts list - CHAPTER 7: Technical specifications
Revox B225 Compact Disc Player Operating Instructions
Operating instructions for the Revox B225 compact disc player. Includes general setup information, control elements overview, mains connection procedures, audio output connections, and programming instructions for the CD player. Contains technical specifications and diagrams showing front and rear panel layouts with numbered control references.
Revox B225 Compact Disc Player Operating Instructions
Short form operating manual for the Revox B225 compact disc player. Covers direct access functions including power, load, stop, play/next, and repeat controls. Describes special controls such as display modes, track/time selection, pause, autostop, calibration tone, and volume adjustment. Part II covers programming functions: track/time information display, program entry mode, playing tracks in different order, playing music excerpts, mixed boundary selections, loop/pause/alarm/power-off functions, program paging, modification, and scratching. Remote control system included.
Revox B226 Compact Disc Player Operating Instructions
Operating instructions for the Revox B226 compact disc player. Covers front panel controls, connections (amplifier, power supply, serial link), disc insertion, music track selection, and special functions including search, pause, stop, autostop, and loop modes. Display information explained. Maintenance and care guidelines for compact discs included.
Revox B226 Compact Disc Player Service Instructions
Complete service manual for the Revox B226 compact disc player. Includes general information, disassembly instructions, functional descriptions of decoder PCB 1.769.420, servo PCB 1.769.400, and CD-drive board 1.769.116. Contains alignment instructions, measurement points, audio data measurements, electrical circuit diagrams, spare parts list, and technical specifications. Table of Contents: - General - Disassembly Instructions - Functional Description - Alignment Instructions - Schematics - Diagrams - Spare Parts - Technical Specifications
Revox B226-S Compact Disc Player Operating Instructions
Operating instructions for the Revox B226-S compact disc player. Covers installation, power connection, main control panel functions including play, pause, index selection, track navigation, and special functions such as scan, autostop, loop, and programming modes. Includes sections on setup, safety guidelines, optional infrared remote control B208, and technical specifications.
Revox B226-S Complete Circuit Diagram
Complete circuit diagram and schematic for the Revox B226-S. Includes LCD board (1.769.455.00), left and right keyboard boards (1.769.215.00 and 1.769.202.00), mains section (220V), decoder board (1.769.422.00), CD-drive circuit, microprocessor PCB (1.769.407.20), and IC 16 EPROM (1.769.403.00). Circuit contains transistors.
Revox B240-S Preamplifier Operating Instructions
Operating instructions for the Revox B240-S preamplifier in German, English, and French. Covers differences between B240-S and B250-S models, front and rear panel controls and connections, and technical specifications. Includes quick-reference operating instructions supplement for the B240-S preamplifier.
Revox B240-S Preamplifier Schematic Diagrams
Schematic diagrams for the Revox B240-S preamplifier. Contains mains transformer, distributor PCB (primary and secondary), input-output unit, output unit, and line amplifier assemblies. Includes MOS component handling guidelines, mains transformer schematic, primary and secondary distributor boards, and detailed input-output unit schematics with transistor circuits for multiple input channels (Phono MC, Phono MM, CD, Tape 2, Tape 4, Tuner, and REC inputs).
Revox B242 Complete Circuit Diagram
Complete circuit diagram for the Revox B242 audio amplifier. Includes mains section, left and right channel schematics, power supply board (1.724.240), power amplifier boards left and right (1.724.280), input amplifier board (1.724.260), and level meter board (1.724.250). Full electronic schematic with component layout and interconnections.
Revox B250 Amplifier Operating Instructions
User manual for the Revox B250 amplifier. Covers installation, setup of audio connections (tuner, CD player, tape deck, phono turntable, active speakers, monitor output), main control panel functions, auxiliary controls and settings under the front cover flap, technical specifications, troubleshooting, and complete button function reference with indexed device diagram.
Revox B250 Complete Circuit Diagram
Complete circuit diagram for Revox B250 audio amplifier. Multi-page schematic showing back, left side, right side and front panel circuits with transistor-based amplification stages and associated components.
Revox B250-S Amplifier Operating Instructions
Operating instructions for the Revox B250-S amplifier in three languages: German, English, and French. Covers installation, setup of signal sources (tuner, CD player, tape deck, turntable, active speakers), main control panel functions (input selection, volume), auxiliary functions (tone controls, speaker balance, impedance settings), troubleshooting, technical specifications, and complete button function reference. Includes connectivity diagrams for various audio components.
Revox B250/B250-S/B150 Amplifiers Service Instructions
Service instructions for Revox B250, B250-S, and B150 amplifiers. Includes operating elements and connections (front and rear panels), general assembly information, disassembly procedures, functional descriptions, and operating instructions. Contains detailed front and rear panel diagrams with numbered components, internal chassis layout, and technical specifications. Table of Contents: - General - Disassembly Instructions - Functional Description - Alignment Instructions - Schemata and Positions Lists - Diagrams and Positions Lists - Mechanical Spare Parts - Technical Specifications
Revox B251 Integrated Amplifier Operating Instructions
Operating instructions for the Revox B251 integrated amplifier. Covers setup and operation including signal input selection, volume control, tone adjustment, balance settings, display functions, and remote control operation via the B201 infrared system. Includes information on speaker connections, headphone outputs, and optional tape transport control.
Revox B251 Service Instructions Manual
Service instructions manual for the Revox B251 audio equipment. Document includes German, English and French sections covering control elements on the front panel, connection inputs, monitor selector controls, record output controls, display field controls, accessory field, and disassembly instructions with illustrations. Technical content includes PCB component locations, service procedures, and schematic diagrams.
Revox B260 Complete Circuit Diagram
Complete circuit diagram for the Revox B260 audio receiver. Includes schematics for the mains transformer unit, power supply unit, microcomputer board, and FM tuner unit. Shows audio outputs (L and R channels), scope outputs, and serial line control connections.
Revox B260 FM Tuner Operating Manual
Operating manual for the Revox B260 FM tuner. Contains installation instructions, network connection details, safety specifications, main control panel functions, second control panel features including tuning and transmitter selection, technical specifications, troubleshooting section, and complete list of button functions with indexed device markings.
Revox B260-S FM Tuner Service Instructions
Service instructions manual for Revox B260, B260-S and B160 FM tuners. Contains operator controls, connectors, disassembly instructions, functional descriptions, alignment procedures, mechanical spare parts, component layout diagrams, and technical specifications. Text in German, English and French. Table of Contents: - Operator controls and connectors - Disassembly instructions - Functional description - Aligning instructions - Diagrams and positions lists - Mechanical spare parts - Technical specifications
Revox B261 Synthesizer FM Tuner Operating Instructions
Operating instructions for the Revox B261 Synthesizer FM Tuner in German. Contents include setup, control elements on the front panel, storage and recall of broadcast stations, manual and automatic tuning functions, direct frequency entry, fine tuning, frequency storage functions, station name storage, mitaudio storage functions, and memory reprogramming.
Revox B261 Synthesizer FM Tuner Service Manual
Service instructions manual for the Revox B261 synthesizer FM tuner. Contains assembly and disassembly procedures in German, English and French. Includes circuit descriptions, technical specifications, schematics and spare parts list. Manual covers power supply unit, RF amplifier, IF amplifier, demodulator, stereo decoder, audio section, microcomputer unit, command unit with keyboard, display and meters, and remote control receiver. Table of Contents: - German: Table of contents and chapters 1 to 4 of the German text - English: Table of contents and chapters 1 to 4 of the English text - French: Table of contents and chapters 1 to 4 of the French text - Chapter 5: Schematics - Chapter 6: Spare parts list - Chapter 7: Technical specifications in German, English and French
Revox B285 B286 Receiver Tuner Service Instructions
Service instructions for Revox B285 tuner-amplifier receiver and B286 tuner-preamplifier. Includes disassembly instructions, functional descriptions, alignment instructions, schematics, spare parts lists, and technical specifications in German, English and French. Table of Contents: - General - Disassembly Instructions - Functional Description - Alignment Instructions - Schematics - Diagrams - Spare Parts - Technical Specifications - Technical Characteristics
Revox B286 Tuner/Preamplifier Operating Instructions
Operating instructions for the Revox B286 tuner/preamplifier. Contains sections on connections, transmitter selection, automated tuning, preset memory programming, tone controls, input selection, and technical specifications. Includes control panel overview, button and knob functions, display information, and operation procedures for FM/AM reception.
Revox B291 Turntable Operating Instructions
Operating instructions for the Revox B291 turntable. Covers setup including transport securing, audio connections, mains connection, record player operation, speed selection, special functions, IR remote control operation, and technical specifications. Includes detailed diagrams of front and rear panels with numbered element descriptions.
Revox B291 Turntable Service Instructions
Service instructions manual for Revox B291 turntable. Contains sections on general information, disassembly procedures, mechanical adjustments and checks, functional description, and electrical measurements and alignments. Includes technical specifications for the B291 turntable drive system and tonearm options. Table of Contents: - General - Disassembly - Mechanical Adjustments and Checks - Functional Description - Electrical Measurements and Alignments - Schemata - Diagrams - Schemas - Spare Parts - Pieces of Exchange
Revox B36 Series B Electronic Schematic Diagram
Complete electronic schematic diagram for the Revox Tonbandgerät B36 Model 36 Series B tape recorder. Shows tube-based amplifier circuits, preamplifier stages, power supply, control circuits, and associated component values. Includes legend and tube position diagram.
Revox B36 Tape Recorder User Manual
User manual in German for the Revox B36 tape recorder (Tonbandgerät). Contains technical specifications, operational instructions for tape threading, speed switching, recording and playback controls, tone arm adjustment, and maintenance procedures. Includes labeled front panel diagram identifying 17 control elements and adjustment knobs. Features information on microphone input, radio input, speed selection (9.5 and 19 cm/sec), play duration specifications, and tube complement listing.
Revox B710 MKI/II Cassette Tape Deck Service Manual
Service instructions for the Revox B710 MKI and MKII microcomputer-controlled cassette tape deck. Contains disassembly procedures, tape transport adjustments, audio settings, circuit descriptions, schematics, and parts lists. Includes technical specifications and maintenance guidelines. Table of Contents: - General - Tape transport controls - Controls for playback mode - Connectors - Front panel - Rear panel - Connector pin assignment - Care and maintenance of the recorder - Tools, setting gauges and measuring instruments required for the maintenance of an B710 recorder - Tape transport adjustments - Audio adjustments - Disassembly - Removing the top cover - Removing the bottom cover - Removing the cassette tape transport cover - Removing the side covers - Removing the front panel - Removing the top crossbar - Removing the complete tape transport - Removing the keyboard and display PCB's - Removing the toggle switches - Removing the PEAK READING METER PCB - Removing the MIC/PHONES PCB 1.710.350/351 - Removing the rear cover - Removing the connector panel cover - Unfastening the spooling motor cover - Tape transport adjustments - Tools and aids - Preliminary steps and checks - Check the pinch rollers - Checking the pinch roller arms - Checking the position of the centering pin - Checking the dash pot - Checking the pivoting carrier - Adjusting the pivoting carrier - Adjusting the soundheads and the pinch rollers - Preparatory steps - Adjusting the soundheads - Adjusting the erase head - Adjusting the pinch rollers - Adjusting the pinch solenoid and the dash pot - Capstan motors
Revox B710 MKII User Manual
Complete user manual for the Revox B710 MKII cassette tape deck and recorder. This guide provides comprehensive operating instructions for this professional-grade audio equipment. The manual includes important safety guidelines and usage precautions, covering temperature and humidity requirements along with proper installation procedures. Technical characteristics of the B710 MKII are thoroughly documented, highlighting its dual-motor tape transport system with Dual Capstan drive mechanism, engineered for exceptional speed stability and mechanical reliability. Warranty terms and conditions applicable to different sales regions—Belgium, West Germany, France, Switzerland, and Austria—are clearly outlined, along with service support information. Detailed packaging and transportation recommendations are included to ensure proper protection of the device during shipment. The documentation features a comprehensive block diagram illustrating the tape transport mechanism and associated control systems, providing clear insight into the internal operation of this professional audio recording equipment.
Revox B739 Microcomputer Controlled Synthesizer FM Tuner Preamplifier User Manual
User manual in German for the Revox B739, a microcomputer-controlled FM tuner synthesizer with preamplifier. Contains detailed operating instructions for the receiver section, station memory functions, automatic and manual tuning, tone controls, volume and balance adjustments, filter settings, output connections, headphone connections, and antenna setup. Includes technical specifications, battery charging procedures, and functional diagrams.
Revox B740 Stereo Power Amplifier Operating Instructions
Operating manual for the Revox B740 stereo power amplifier. Contains installation instructions, operating details, technical specifications, and safety information. Includes sections on inputs, outputs, loudspeaker protection, overload protection with two temperature thresholds, input attenuators, headphone jack, peak program meters, and installation guidelines. Also includes system diagram showing connections with B739 preamplifier, B710 tuner, B77 tape recorder, B795 turntable, RH310 headphones, and SYMBOL B speakers.
Revox B740 Stereo Power Amplifier Service Manual
Service instructions manual for the Revox B740 stereo power amplifier. Covers disassembly procedures, removal of filter capacitors, power stages, front panel, meter lamps, fuses, and voltage selector adjustment. Includes technical specifications (300W per channel at 4 ohms, frequency response 20Hz-20kHz), circuit description, fail-safe circuits, peak program meter amplifier description, electrical adjustments, test equipment requirements, and performance measurement instructions including frequency response, harmonic distortion, signal-to-noise ratio, and crosstalk attenuation. Contains dimensional drawings, component layout diagrams for front and rear panels, and detailed part identification. Table of Contents: - General - Technical data - Dimensions - Dismantling - Removal of top cover - Discharging the filter capacitors - Removal of power stages - Removal of front panel - Lamp replacement for meter illumination - Replacement of main fuse - Adjustment of voltage selector - Replacement of power supply fuses - Removal of output stages and preamplifier circuit boards - Removal of power supply - Removal of meter amplifier - Removal of filter capacitor - Removal of rotary switches - Circuit description - Description of block diagram - Description of fail-safe circuits - Description of peak program meter amplifier - Electrical Adjustments - Test equipment - Adjustment of stabilized supply voltages - Adjustment of quiescent current - Level check - Calibration of the peak program meters - Instructions for measuring the most important performance data - Frequency response check, without load - Frequency response check, with load - Harmonic distortion - Signal to noise ratio - Crosstalk attenuation - Diagrams
Revox B750 Integrated Stereo Amplifier Operating Instructions
Operating instructions for the Revox B750 integrated stereo amplifier. Includes detailed descriptions of front panel controls (volume, bass, presence, treble, balance), operating modes (stereo, reverse, left, right, mono), input and output connectors, tone controls and filters, speakers selection, tape monitoring functions, and phono cartridge matching. Technical specifications for connections and component matching are provided.
Revox B750 Integrated Stereo Amplifier Service Manual
Service manual for the Revox B750 integrated stereo amplifier. Contains general information, switching and volume selector controls, tone control filters, front panel outputs including tape monitoring and copying functions, rear panel connectors, technical specifications, dismantling procedures, circuit description, electrical adjustments, and parts list.
Revox B750 Schematic Set of Schematics
Complete schematic set for the Revox B750 amplifier. Contains detailed electrical schematics for power supply units MK I and MK II, input units ED1 and ED2 with amplifier and impedance boards, phono amplifier, filter and balance amplifier unit, tone control unit, tape monitor board, protection circuit, and power amplifier units MK I and MK II. Includes block diagram and wiring diagrams with component identification.
Revox B760 Digital FM Tuner - Operating Instructions
Operating instructions for the Revox B760 Digital Synthesizer FM Tuner. Covers manual tuning, station memory operation, 25 kHz frequency offset, signal strength indication, muting circuits, Dolby FM decoding, and output level controls. Includes functional diagrams showing control layout and connection procedures for optional Dolby decoder installation.
Revox B760 Digital FM Tuner Service Manual
Service manual for the Revox B760 digital FM tuner. Contains technical specifications, operating instructions, circuit descriptions, alignment procedures, test equipment requirements, measurement instructions, schematic diagrams, and parts list. Covers tuning range 87.00-107.975 MHz with 25 kHz channel separation, Dolby noise reduction, stereo decoder, and station memory functions. Table of Contents: - General - Switching on/station selection - How to operate the station memory and the 25 kHz offset - DOLBY circuit, level control and outputs - Connectors on the rear panel - Technical data - Dimensions - Dismantling - Removal of top cover - Removal of bottom plate - Removal of side panels - Removal of operating section - Removal of front panel - Replacement of indicator lamps - Replacement of meter illumination - Removal of VU-meters - Replacement of main fuse - Replacement of secondary fuses
Revox B77 Dolby-B-System Service Manual
Service manual for the Revox B77 stereo tape recorder with Dolby-B noise reduction system. Contains sections on special versions, technical specifications, dismantling procedures, mechanical and electronic components, power supply circuits, and electrical adjustments. Includes detailed diagrams for the DOLBY input amplifier (1.177.222), record processor (1.177.234), record amplifier (1.177.235), oscillator (1.177.240), reproduce amplifier (1.177.254), and monitor amplifier (1.177.260). Features audio block diagram and calibration procedures. Table of Contents: - 9.1.6.A Checking the DOLBY input amplifier - 6.2 - 6.3.1 - 6.3.2 - 6.3.3 - 6.3.4 - 6.4.1 - 6.4.4 - 6.4.5 - 6.4.6 - 6.4.7 - 6.4.8 - 6.4.9 - 9.1.6.B Replay level off calibration tape - 6.4.11 - 6.4.12 - 6.4.13 - 6.4.14 - 6.4.15 - 6.4.16 - 9.1.6.C Recording level - 6.4.18 - 6.4.19 - 6.5.1 - 9.1.6.D Weighted and unweighted noise measurement - 6.5.3 - 6.5.4 - 6.5.5 - 6.5.6 - 6.5.7
Revox B77 MKI & MKII Reel-to-Reel Troubleshooting Manual
Complete service manual for the Studer B77 MKII stereo tape recorder. The documentation covers nine main sections including general information, technical specifications, disassembly procedures, tape transport mechanism, electronics, electrical adjustments and measurements. It also provides a complete set of schematics, a comprehensive parts list, and information on special versions. Detailed safety instructions address electrical shock hazards, first aid procedures, and maintenance precautions. The guide includes recommendations for equipment installation, operation and disposal, along with specialized sections on electrostatic discharge (ESD), electromagnetic compatibility (EMC), and CE conformity standards. Illustrated technical diagrams of the front and rear panels identify all controls and connectors of the device. Table of Contents: - General - Technical specifications - Dismantling - Tape transport mechanism - Electronics - Electrical adjustments - Set of schematics - Parts list - Special Versions
Revox B77 MKI & MKII User Manual
Complete user manual for the Revox B77 MKI and MKII professional reel-to-reel tape recorders, covering all essential information for operation and optimal performance of these flagship Studer Revox machines. Spanning 83 pages, this comprehensive guide addresses setup procedures, recording and playback modes, control panel operation, and key configuration settings. The manual provides detailed coverage of input and output connections, adjustment procedures, and basic maintenance requirements for maintaining these high-fidelity audio systems. Specifically tailored to both MKI and MKII variants, this documentation is an invaluable resource for studio professionals, audio engineers, and audiophile enthusiasts seeking mastery of this renowned tape recorder. Each section offers clear instructions enabling users to maximize the technical capabilities of the Revox B77 for demanding recording and playback applications. Whether for professional studio work or preserving analog audio heritage, this manual serves as the authoritative reference for understanding and utilizing the full feature set of these legendary machines.
Revox B77 Set of Schematics
Complete set of electronic schematics for the Revox B77 reel-to-reel tape recorder. Includes power supply schematic (1.177.310, 1.177.311), tape drive control schematic (1.177.315, 1.177.315 ED2), substitution logic board (1.177.316), remote control schematic (1.128.040), tape move sensor schematic (1.177.320), speed control schematic (1.177.325/326), variable speed control schematic (1.128.045), audio interconnection board schematic (1.177.210), and input amplifier schematic (1.177.220). Contains detailed circuit diagrams with component values and reference designations.
Revox B77 Special Versions - Set of Schematics
Set of wiring diagrams and schematics for Revox B77 special versions including B77 DIA (slide synchronization kit installation and slide synchronizer circuit), B77 SYNC (audio block diagram, function diagram, audio interconnection board with SYNC wiring, SYNC input amplifier, SYNC amplifier variants), B77 AUTO (AUTO-Start wiring, audio interconnection board with AUTO wiring, AUTO-Start board), B77 HS (record amplifier variants at different speeds), and B77 LS/SLS (record and reproduce amplifier variants, oscillator, speed control). Includes circuit diagrams, relay schematics, component part lists with transistors, resistors, capacitors, diodes, and integrated circuits. German and English text with technical specifications. Table of Contents: - Installation of Slide Sync Kit - Slide Synchronizer 1.177.270 - Audio Block Diagram / B77 SYNC - Function Diagram / B77 SYNC - Audio Interconnection Board (with SYNC-wiring) 1.177.210 - SYNC-Input Amplifier 1.177.223 - SYNC-Amplifier (3.75–7.5 ips) 1.177.275 - SYNC-Amplifier (NAB 7.5–15 ips) 1.177.285 - SYNC-Amplifier (IEC 7.5–15 ips) 1.177.286 - AUTO-Start Wiring - Audio Interconnection Board (with AUTO-wiring) 1.177.210 - AUTO-Start Board 1.177.276 - Record Amplifier (NAB 7.5–15 ips) 1.177.232 - Reproduce Amplifier (NAB 7.5–15 ips) 1.177.252 - Record Amplifier (IEC 7.5–15 ips) 1.177.233
Revox B77 Stereo Tape Recorder Operating Instructions
Operating instructions manual for the Revox B77 stereo tape recorder. Trilingual documentation (German, English, French) covering tape transport controls, recording and playback functions, monitor panel controls, volume adjustment, input level settings, and technical specifications. Includes detailed descriptions of all operating elements and electrical connectors, with sections on warranty conditions, proper equipment handling, and packing recommendations.
Revox B780 Microcomputer Controlled Synthesizer FM Receiver User Manual
User manual for the Revox B780 microcomputer controlled synthesizer FM receiver. Includes setup and connection instructions, front panel controls documentation, automatic tuning, station memory management, tape deck integration, speaker connections, filter settings, volume and balance controls, and operational procedures for the amplifier section.
Revox B780/B739 Microcomputer Controlled Synthesizer FM Tuner Preamplifier Service Instructions
Service instructions manual for the Revox B780/B739 microcomputer controlled synthesizer FM tuner preamplifier. Contains disassembly procedures, adjustment instructions, function descriptions, schematics, parts lists, and technical specifications. Text in German, English, and French. Table of Contents: - General - Index to the operating controls - Tuner section - Amplifier/preamplifier section - Connector panel - Connector panel B780 - Connector panel B739 - Socket layouts - Disassembly - Removing the top cover plate - Removing the bottom cover plate - Removing the side covers - Removing the heat sink incl. power stage PCB (B780 only) - Removing the rear cover (B739) - Removing the terminal board cover (B739) - Removing the operating panel - Removing the front panel - Replacing the illumination lamp of signal strength meter - Replacing the signal strength meter - Replacing the power switch - Replacing the power line fuse - Replacing the power supply fuse - Description of Functions - Tuner section - Balance-to-unbalance transformer (Balun) - RF-Input section 1.166.100 - IF amplifier 1.166.120 - FM demodulator 1.166.130 - Stereo decoder 1.166.150 - Frequency synthesizer and local oscillator - Logic section - Microcomputer PCB 1.780.260 - Audio section - Meter circuit and de-emphasis PCB 1.780.155 - Audio connection unit 1.780.145 - Preamplifier 1.780.205 - Tone control PCB 1.780.210 - Power amplifier PCB 1.780.105 - Dolby processor PCB 1.166.400 - Power supply 1.780.110
Revox B790 Turntable Operating Instructions
Operating instructions for the Revox B790 direct drive turntable. Covers unpacking, installation, connection, basic operation including speed selection (33.33 and 45 rpm), playing records, variable speed operation, tone arm adjustments, and cartridge positioning. Includes index of operating controls and electrical connectors with detailed descriptions of push buttons, displays, and controls.
Revox B790 Turntable Service Manual
Complete service manual for the Revox B790 direct drive turntable. Includes operating elements, technical specifications, mechanical adjustments, electrical adjustments, circuit descriptions, schematics, and parts list. Covers disassembly, reassembly, cartridge alignment, motor control, tonearm settings, and functional checks. Table of Contents: - General - Operating elements - Technical Data - Dimensions - Dismantling - Removal of dust cover - Removal of platter - Removal of chassis - Removal of turntable motor - Removal of tonearm support - Removal of tonearm cover - Removal of stylus - Removal of operating control assembly - Replacement of mains fuse - Re-assembly
Revox B791 Direct Drive Turntable Operating Manual
Operating manual and user guide for the Revox B791 direct drive turntable. Contains assembly instructions with numbered diagrams, control descriptions including power button, speed selection (33/45 RPM), tone arm adjustments, and playback controls. Includes technical specifications, important safety warnings, warranty information, and maintenance procedures. Written in German.
Revox B791/B795 Direct Drive Turntable Service Instructions
Service instructions for Revox B791 and B795 direct drive turntables. Covers operator controls, dimensions, technical specifications, mechanical adjustments and checks, cartridge information, disassembly and reassembly procedures, electrical adjustments, and platter motor specifications. Includes functional descriptions for both models, tone arm follow-up control, stylus force adjustments, and carriage drive string maintenance. Table of Contents: - Operator Controls - Dimensions - Technical Data B791 - Technical Data B795 - Cartridges - Other cartridges tested for suitability - Disassembly - Removing the dust cover - Removing the platter - Removing the tone arm cover - Removing the stylus assembly - Removing the chassis - Removing the platter motor - Removing the tone arm support - Removing the operating rail - Replacing the power fuse - Reassembly
Revox B795 Direct Drive Turntable User Manual
User manual for the Revox B795 direct drive turntable. Includes assembly instructions, controls and connections documentation, setup procedures for 33 and 45 rpm operation, tonearm adjustment, automatic functions, maintenance instructions, and complete technical specifications. German language manual with setup diagrams.
Revox Bauserie 36 Service Instruction Manual
Service instruction manual for Revox Bauserie 36 tape recorder models A36, B36, C36, D36, E36, F36. Covers general information, mechanical and electronic components, tape transport system, brake and drive mechanisms, adjustment and installation procedures, maintenance and care instructions, troubleshooting, and possible errors.
Revox C-Series Autolocator Complete Circuit Diagram
Complete electronic circuit diagram and technical documentation for the Revox C-Series Autolocator. Includes keyboard schematic (1.328.236.00), display board diagram (1.328.237.00), HP board schematic (1.328.238.20), and PCB layout. Contains component specifications, IC configurations, key and LED assignments, and remote control board schematic. Documentation features detailed wiring diagrams with component values and integrated circuits.
Revox C221 CD Player - Operating and Service Manual
Operating and service manual for the Revox C221 CD Player. Includes technical quick reference, operation instructions, maintenance and repair procedures, functional description, test points and alignment, and audio data measurements. Trilingual documentation in German, English, and French.
Revox C270 Tape Recorder Operating Instructions
Operating instructions for the Revox C270 reel-to-reel tape recorder. Covers installation, setup, power control, tape speed settings (SLOW/FAST with variable speed options), tape threading with DIN, NAB and AEG adapters, playback and recording functions, monitor speaker, and extended operation features including LOCATOR function, LOOP mode, T-DUMP editing, and automatic recording start. Includes technical specifications and control layout diagrams.
Revox C270 Tape Recorder Service Manual
Service instructions manual for the Revox C270 tape recorder. Contains handling guidelines for MOS components, general information, disassembly procedures, functional descriptions for transport and audio sections, alignment instructions with tools and measurements, and mechanical spare parts references. Text in German, English, and French with connector diagrams and position lists. Table of Contents: - General information - Disassembly Instructions - Functional Description - Alignment Instructions - Technical Data - Generalities - Disassembly Procedure - Functional Descriptions - Operating Instructions - Technical Characteristics - Schematics and Position Lists - Diagrams and Position Lists - Mechanical Spare Parts
Revox C270 Time Code Service Manual
Service manual for the Revox C270 Time Code system. Covers general information, operating principles, operation modes, specific C270 TC version elements, power-up procedures, playback and record modes, troubleshooting, technical specifications, TC REC/PB head adjustment, and alignment procedures for the microprocessor and analog boards 1.777.101.01/02. Includes mechanical alignment verification, testing procedures, and various adjustment levels for the analog board components.
Revox C270 Timecode Adapter - Installation & Testing Guide
Installation and testing instructions for the ASC C270 centre track timecode adapter for Revox tape recorders. Covers component handling, MOS ESD precautions, detailed installation steps including timecode head mounting, guard band erase head replacement, electronics board integration, and connector panel modifications. Includes wiring diagrams, mechanical drawings, required tools and test equipment specifications.
Revox C274/C278 Logging Service Instructions
Service instructions for Revox C274/C278 Logging tape recorder models. Contains handling guidelines for MOS-sensitive components, disassembly procedures, functional descriptions for both playback and logging versions, alignment instructions, technical specifications, and control element functions with front and rear panel element descriptions and diagrams. Table of Contents: - General - Disassembly Instructions - Functional Description - Alignment Instructions - Technical Specifications - Diagrams and Positions Lists - Mechanical Spare parts
Revox C279 Mixing Console Operating Instructions
Operating instructions and user manual for the Revox C279 mixing console. Contains setup procedures, connection diagrams for microphones and audio sources, control descriptions, and application examples including single microphone recording, mixed stereo recording, and studio monitoring configurations.
Revox C279 Mixing Console Service Instructions
Service manual for the Revox C279 mixing console. Contains safety information, disassembly and assembly instructions, functional description, alignment procedures, expansion unit information, electrical diagrams, spare parts lists, and technical specifications. Document includes sections in German, English, and French. Table of Contents: - General - Disassembly Instructions - Functional Description - Alignment Instructions - Expansion Unit - Diagrams - Spare Parts - Technical Specifications
Revox C36 Tape Recorder User Manual
User manual for the Revox C36 tape recorder. Includes technical specifications, operating instructions, tape threading procedures, speed switching between spools, recording input options (radio, microphone, diode input), playback controls, and mixing capabilities. Contains detailed control panel explanations and safety information for 110V, 125V, 145V and 220V power supply versions.
Revox C88 Cassette Deck Operating Instructions
Operating instructions for the Revox C88 cassette deck. Covers chassis numbers 0101 to 1200 and 1201 to 2000. Includes control descriptions, operating elements, connector specifications, rear panel details, and maintenance procedures for the audio recording and playback device.
Revox CD36 Tape Recorder User Manual 1962
User manual and instruction guide for the Revox CD36 tape recorder model from 1962. Contains technical specifications, operating instructions, device preparation, remote control operation, recording and playback procedures, maintenance guidelines, and detailed labeled diagrams of the device and control panel. Text in German and French sections included.
Revox CDC 100 CD Changer Operating Manual
Operating manual for the Revox CDC 100 CD changer, a 100-disc capacity unit. Contains warranty information, setup instructions, CD handling guidelines, power connection details, filling the magazine procedure, network connection specifications, digital audio interface documentation, technical specifications, dimensions, rack mounting instructions and maintenance information. Text in German and English.
Revox CDC 100 CD-Changer Service Manual
Service manual for the Revox CDC 100 CD-Changer. Contains specifications, adjustment procedures, operation description, block diagram, exploded view with parts list, electrical parts list, and schematic diagram with parts locations. Includes safety information regarding laser operation and adjustments for slit position, slit width, 4-bit comparator level, PLL adjustment, tracking offset, and focus offset.
Revox Code 1655 Repeat Remote Control Service Sheet
Service documentation for Revox Code 1655 (5m) repeat remote control for tape recorder. Includes mechanical assembly diagram, electrical schematic with transistors and capacitors, component layout, PCB diagram with color-coded connections, and complete parts list with component specifications. Text in German, French and English.
Revox D36 Stereo Tape Recorder User Manual
User manual for the Revox D36 stereo tape recorder. Contains technical specifications, device preparation instructions, operation guide for mechanical functions, tape spool configuration, recording and playback settings. Includes technical data covering tape speeds, frequency response, tube configuration, and electrical specifications. Features control panel diagram with numbered component references and legend.
Revox D88 Cassette Recorder Service Instructions
Service instructions for the Revox D88 compact cassette recorder. Includes reference description, tape deck versions (table-top and panel-mount models), technical specifications, pin assignments, power supply information, controls and maintenance procedures. Contains functional descriptions of tape deck, control logic, audio section, and power supply components. Includes circuit diagrams for control logic and audio sections. Table of Contents: - General information - Reference description - Tape deck versions - Accessories - Technical specifications - Pin assignment - Power supply - First-time operation - Operating and maintenance - Controls - Maintenance - Check - Description of functions - Tape deck - Control - Audio section - Power supply - Maintenance instructions - Tape deck - Control - Audio section - Test equipment - Auxiliary devices - Spare parts list - Circuit diagrams - Control - Audio section
Revox E36 Tape Recorder User Manual
User manual for the Revox E36 tape recorder. Contains technical specifications, device preparation instructions, operating procedures, and detailed guidance for tape playback, recording setup, and track configuration for both 2-track and 4-track recording modes. Includes control descriptions, button functions, and practical recommendations for audio tape operation.
Revox E88 OEM Tape Drive - Technical Information
Technical documentation for the Revox E88 OEM tape drive. Contains mechanical and electrical specifications, dimensional drawings, circuit board layouts for motor driver board, key and display board, tape end sensor board, and cassette sensor board. Includes details on power supply requirements (24V and 5V), signal specifications, communication protocols (SL-BUS and I2C), and fault signal specifications. Document covers component identification, operating parameters, and technical characteristics of the tape transport system with dual DC stepper motors and capstan motor control.
Revox E88 Service Instructions
Service manual for Revox E88 portable cassette recorder. Contains German, English and French sections covering general information, disassembly procedures, circuit descriptions, transport adjustments, and audio alignments. Includes schematic diagrams and component layouts for basis board, motor driver board, tape end sensor board, cassette sensor board, and power supply sections. Table of Contents: - General - Disassembly - Circuit Description - Transport Adjustments - Audio Alignments - Spare Parts - Diagrams
Revox EasyLine Installation Guide
Installation guide for the Revox EasyLine multi-room audio system. Covers cable routing for audio/data-bus, mobile and fixed wiring configurations, amplifier installation (B250/B250S with B200/B200S controller, B150), receiver/preceiver setup (B285/B286), connector boxes, connections and functions. Includes system components overview and building blocks list. German language technical documentation.
Revox F36 and G36 NAB Modification Schematics
Technical schematic diagrams showing NAB modification circuits for Revox F36 and G36 magnetic tape recorders. Includes playback amplifier and record amplifier circuits with vacuum tubes (V10, V11, V9, V4, V3, V5), resistors, and capacitors. Component values and modifications marked with asterisks for two-channel amplifier configuration according to NAB specifications.
Revox F36 Tape Recorder Operating Instructions
Operating instructions for the Revox F36 tape recorder. Covers setup, tape threading, tape speed adjustment, track and channel configuration (2-track and 4-track modes), recording, playback, rewind functions, and device maintenance. Includes technical specifications and component identification diagrams. Text in German with detailed control explanations.
Revox F36/G36 Channel Selector Switch S2 Modification
Circuit modification documentation for Revox F36 and G36 tape recorders (G36 serial numbers 35001-37000). Includes step-by-step instructions to improve crosstalk rejection on the channel selector switch S2 when using the built-in monitor amplifier. Contains cathode follower circuit diagram and detailed wiring diagram for switch S2 with component values.
Revox G-36 4-Track Stereo Tape Recorder User Manual
Japanese user manual for the Revox G-36 4-track stereo tape recorder. Covers operation panel controls, connection terminals, tape speed selection, recording level adjustment, playback, remote control operation, tape threading, tape sensing, and internal monitor amplifier and speaker. Includes detailed control descriptions and operating procedures.
Revox G36 60Hz Conversion Kit - Installation Instructions
Conversion kit instructions for adapting a Revox G36 tape recorder from 50Hz to 60Hz operation. Includes mechanical assembly procedures, motor conversion steps, capacitor replacement specifications (conversion kit contains: Capstan 60Hz motor, condenser for capstan motor 1.5µF, fuse 1.2A slow-blow, rewind motor condenser 2µF, rewind motor condensers 0.47µF), and electrical schematic diagrams for CCIR record amplifier, NAB record amplifier, CCIR playback amplifier, and NAB playback amplifier configurations showing component values and resistor specifications.
Revox G36 Service Manual
Service manual for the Revox G36 tape recorder. Contains detailed technical information on tape transport mechanics, tape drive system with three motors, band guide mechanisms, mechanical and electromagnetic brakes, pressure adjustments, maintenance procedures including cleaning and lubrication, tone arm settings, signal level measurements, electromagnet maintenance, and troubleshooting. Includes circuit diagrams, technical specifications, and parts lists. Table of Contents: - General Information - Operating Method of the Transmission - Measurements and Adjustments at the Transmission - Band Guidance - Mechanical (Stop) Brakes - Band Drive - Pressure Force of the Rubber Roll - Band Tensioner - Tone Arm Oscillations - Band Speed - Maintenance and Care - Cleaning - Lubrication - Maintenance of Electromagnets - Pressure Aggregate - Replacement of Capstan Aggregate - Structure and Operating Method of the Electronic Part - Adjustments and Measurements on the Electronic Part - Measuring Devices - Demagnetization - Justification of Tone Arms - Measurements in the Return Channel - Installation of the Pre-magnetization Current - Measurement of the Intake Frequency Response - Installation of the VU-Meters - Installation of the Head Shield - Overvoltage Protection - Comparison of the HF Spark Frequency - Possible Errors and Their Remedies - Errors in the Transmission - Errors in the Electronic Part - Technical Data 2- and 4-Track - Circuit Diagrams - Spare Parts List
Revox G36 Stereo Tape Recorder - Operating Instructions
Operating instructions manual for the Revox G36 stereo tape recorder. Contents include layout of controls, stereo-mono and dual-track operation modes, putting into service, recording and playback procedures, stereo recording, troubleshooting, use as NF amplifier, maintenance, technical specifications, and block diagram. German language document published by Willi Studer, Regensdorf-Zurich, Switzerland.
Revox G36 Stereo Tape Recorder Operating Manual
Operating manual in German for the Revox G36 stereo tape recorder. Covers control layout and labeling, stereo-mono recording modes, dual-track and four-track operation, pre-recording adjustments, recording techniques, playback, stereo operation, control circuits, maintenance and care, and technical specifications.
Revox High Fidelity Preamplifier 59-A and Power Amplifier 59-E
Technical manual for Revox High Fidelity amplifier models 59-A preamplifier and 59-E power amplifier. Includes technical specifications, assembly instructions, circuit diagrams, component layouts, tone control curves, and operational procedures. Features five selectable inputs for turntable, tape, tuner, and microphone connections with adjustable filter settings.
Revox Interface 884 Service Instructions
Service instructions for the Revox Interface 884. Covers general information, functional description, source interface connections (instructor's microphone, REVOX R88, B795, D88 recorder), fast copy filter adjustment procedures, interface for D88 student's recorder, and functional tests. Includes schematic diagrams for layout 11 and layout 12 circuit boards with component arrangements and pin assignments. Based on engineering status of April 1983. Table of Contents: - General - Versions - Layout 11 - Starter PCB 1.388.343 - Layout 12 - Pin assignment - Functional description - Principle of operation - Adjustment procedures - Source interface - Instructor's microphone - Revox 888, 8795, aux - REVOX D88 Instructor's recorder - Fast Copy Filter - Principle of operation - Adjustment procedures - Interface for REVOX D88 student's recorder - Functional tests
Revox IR Remote Control Systems Service Instructions
Service manual for Revox IR remote control systems including Timer Controller B203, IR-Transmitters B201/B201cd/B205, IR-Receiver B202, and IR-Transceiver B206. Contains disassembly instructions, functional descriptions, settings adjustments, RS232 serial interface specifications, and technical data. Text in German, English, and French. Table of Contents: - Timer Controller B203 - IR-Transmitters B201, B201CD, B205 - IR-Receiver B202 - IR-Transceiver B206 - Pin Assignment/Installation Instructions - Schemata - Diagrams - Spare Parts - Technical Specifications
Revox LSC-8 Logging System Controller Manual
Complete manual for the Revox LSC-8 Logging System Controller. Contains technical specifications, hardware descriptions including basis board, serial control boards, monitor switch board, keyboard, input/output modules and processor board. Includes application example for logging turntable with LSC-8 ARS. Features connection diagrams, pin assignments for XLR connectors, RS-232 serial ports, and various audio interface configurations. Covers system architecture for controlling up to 8 audio channels with monitoring and recording capabilities.
Revox MB16 Mixing Console Broadcast Service Manual
Operation and service instructions for the Revox MB16 broadcast mixing console. Bilingual document (German and English) covering operating elements, functions, connectors, specifications, and alignments. Includes control room unit, input units (microphone, line, telephone), studio unit, meter panel, power supply unit, and interfaces. Contains guidance on MOS component handling and static discharge precautions. Table of Contents: - General information - Operating elements, functions, connectors - Specifications - Alignments - Schematic diagrams, pcbs, parts
Revox Model 36 Tape Recorder - User Manual
User manual for the Revox Model 36 tape recorder. Contains operating instructions, technical specifications, setup procedures, tape threading instructions, speed selection, recording and playback operations, microphone and radio inputs, mixing features, and maintenance guidelines. Technical data includes tape speeds of 9.5 and 19 cm/sec, frequency response, tube configuration with 8 tubes and 14 functions, power consumption of 3.5 watts, and provision for external loudspeaker connection.
Revox Model 39 Stereo Amplifier Schematic Diagram
Electronic schematic diagram for the Revox Model 39 stereo amplifier (Revox-Stereo-Endverstärker). Shows complete circuit layout with tubes (ECC83, ECL82), radio inputs, tape connections, and audio output stages. Document reference S-39.
Revox Model 40 Series 2 Stereo Amplifier Schematic
Complete electronic schematic diagram for the Revox Stereo-Verstaerker 40 Model Series 2 from 1964. Shows tube-based stereo amplifier circuitry including dual channels (marked as Kanal 1 and Kanal 2 for phono inputs), signal paths for phono, tape, and radio inputs, output stages with transformer coupling, and detailed component values and tube types throughout.
Revox Model 40 Stereo Amplifier - Operating Manual
Operating manual and technical specifications for the Revox Model 40 stereo amplifier. Includes technical data, schematic diagram, frequency response curves with bass and treble controls, distortion and intermodulation graphs, and operating instructions. Features dual-channel design with separate input stages for phono, tape, and radio sources. Contains detailed connection diagrams for magnetic/dynamic pickups and crystal stereo turntables.
Revox Model 40 Stereo Amplifier Schematic Diagram
Complete electrical schematic diagram for the Revox Model 40 stereo power amplifier. Shows tube circuits for two channels with input stages, voltage amplification, driver stages, and output transformers. Includes channel input selector (Kanal 1, Kanal 2), tone control circuits, and output stage connections with transformer specifications. Tubes used include ECC83, ECC81, ECL86, and T779.
Revox Multiplex Filter - Technical Specifications and Circuit Diagram
Technical documentation for the Revox Multiplex Filter, a lowpass filter for recording stereo multiplex broadcasts on magnetic tape. Includes detailed technical specifications covering sensitivity, output levels, distortion, signal-to-noise ratio, cross-talk rejection, and current requirements. Features two amplifier stages per channel with silicon transistors BSY72. Complete circuit diagram with component values and inter-equipment connection details. Frequency response curve showing linear pass-band up to 14 kHz with sharp attenuation at 19 kHz and 38 kHz. Documentation in English and French.
Revox PR99 LSM Schematic Set of Electronics
Complete set of schematic diagrams and PCB layouts for the Revox PR99 LSM reel-to-reel tape recorder. Includes power supply schematics, tape drive control circuits, fader start logic, relay PCB, tape move sensor, capstan speed control, audio interconnection board, line input PCB, input and record amplifiers, oscillator, reproduce amplifier, and output amplifier. Component listings and electrical diagrams with tube circuits.
Revox PR99 LSM2 Schematic Diagrams and Parts
Complete schematic documentation for the Revox PR99 LSM2 reel-to-reel tape recorder. Includes block diagrams for power supply and tape drive control, detailed circuit schematics for power supply PCB, tape drive control PCB, fader start logic PCB, remote control unit, tape move sensor, and audio section PCBs (line input, input amplifier, record amplifier, oscillator, reproduce amplifier, output amplifier). Component parts lists and board location diagrams included.
Revox PR99 MKI & MKII Troubleshooting Manual
Complete troubleshooting manual for the Studer Revox PR99 MKI and MKII professional reel-to-reel tape recorders. Includes schematics, alignment procedures, and repair instructions. Table of Contents: - General - Technical specifications and dimensions - Dismantling - Removal of case - Removal of front panel - Removal of audio control section - Removal of fascia from control section - Removal of headblock - Removal of brake assembly - Removal of right-hand spooling motor - Removal of capstan motor - Removal of tape counter - Removal of pinch roller solenoid and pinch roller arm - Removal of tape lift mechanism - Removal of audio circuit boards - Removal of tape transport control board - Removal of speed control board - Removal of power transformer unit - Disassembly of audio connection board - Removal of left tape tension arm - Removal of right tape tension arm - Removal of audio interconnection board - Removal of VU-meter unit - Disassembly of FADER START LOGIC PCB
Revox PR99 MkI/MkII Service Instructions and Schematics
Service manual and schematics for Revox PR99 reel-to-reel tape recorder models MkI and MkII. Contains operating instructions in German, English and French, dismantling procedures, mechanical components documentation, electronic circuits, parts lists, and connector layouts for repair and maintenance.
Revox PR99 MkI/MkII Service Instructions and Schematics
Service instructions, operating instructions, technical specifications, dismantling procedures, mechanical and electronic schematics, parts lists, and electrical adjustments for the Revox PR99 MkI and MkII reel-to-reel tape recorders. Includes detailed diagrams of tape deck mechanisms, control panels, audio circuits, and component layouts.
Revox PR99 MkI/MkII Service Manual
Service instructions for the Revox PR99 MkI and MkII reel-to-reel tape recorders. Contains disassembly procedures, mechanical and electronics sections, tape transport adjustments, audio adjustments, performance measurements, schematic diagrams, and parts lists. Includes technical specifications and dimensional drawings for rack-mount versions.
Revox R88 Operating and Service Instructions
Complete operating and service manual for the Revox R88 tape recorder. Covers safety and first aid, general information including reference description and technical specifications, operating instructions for front and rear panel controls, cleaning procedures for the tape recorder, installation and connection details, maintenance instructions with tape transport functions, head adjustments, audio settings, and bias trap adjustments. Includes control logic descriptions, tape speed selectors, and electrical specifications. Table of Contents: - General information - Reference description - Accessories - Technical specifications - Operating instructions - Front panel: controls - Rear panel: connectors - Cleaning the tape recorder - Installation - Modifying the audio base 1.188.311 - Connecting the R88 - Addressing the interface 1.388.365 - Notes concerning remote operation - Pin assignment - Sockets - D88 Remote socket - TAPE DRIVE socket - RECORD/PLAYBACK socket - INPUT DIRECT sockets - Connecting cable for audio base 1.188.311 - Maintenance instructions - Introduction - Test equipment and aids - Notes - Control - Tape transport functions - Tacho head - Adjusting the tape speed - Audio adjustments - Adjusting the automatic level control - Reproducing head azimuth - Reference level from calibration tape - Bias trap - Recording head azimuth - Tape bias - Recording level - Record equalization - Set of schematics
Revox Series 36 Tape Recorder Service Manual
Service manual for Revox D36, E36, and F36 tape recorders covering mechanical and electronic descriptions, mechanical checks and adjustments (tape path, brakes, tape tension, pinch roller, end of tape switch, wow and flutter, tape speed), routine maintenance (cleaning, lubrication, solenoid servicing, push button assembly), electronic circuit checks and adjustments (measuring instruments, de-magnetising, head alignment, playback amplifier, bias adjustment, record/playback response, level control, head shielding), and troubleshooting sections. Includes figures, tables for playback equalization and recording pre-emphasis, and schematic diagrams.
Revox Stereo Power Amplifier Schematic Diagram
Electrical schematic diagram for Revox stereo power amplifier model 39. Single-page technical drawing showing tube circuits (ECC83, ECL82 tubes visible), power supply sections, input stages, and output configurations with component values and wiring connections.
Revox TLCA77 Remote Control Unit Circuitry Diagram
Technical documentation for the Revox TLCA77 remote control unit. Contains circuit diagram (fig. 7.1-86) showing push button functions including play, stop, record, and directional controls with resistor and capacitor components. Includes pinout diagram for the Hirschmann Wist 10 connector and specifications: 27 Vdc output on terminal 7 with 150 mA maximum load. Notes on cable requirements and dummy connector usage.
Revox Trainer 884 Operating Instructions
Operating instructions for the Revox Trainer 884 language laboratory system. Trilingual documentation (German, French, English) covering system setup, teacher control panel layout, control functions, group formation, copying operations, library functions, class group functions, individual functions, program playback, recording, tape handling and maintenance, student position setup, and status indicators. Includes detailed diagrams of teacher and student control panels with illustrated button functions and operating modes.
Revox Trainer 884 Service Instructions
Service manual for the Revox Trainer 884 language learning system. Contains general information on equipment description, functional diagrams and technical glossary. Covers power supply, bus supply, switching regulator, DC/DC converter, mains distribution box, digital unit board, central processing unit, command panel, multiplex driver, UART interface, audio basis board, bus system, audio print and amplifier circuits. Includes signal flow diagrams and teacher console electronic schematics. Technical documentation based on August 1980 engineering status. Table of Contents: - General Information - Description of the System - Function Schematic - Technical Glossary - Power Supply - Bus Supply - Switching Regulator - DC/DC Converter - Mains Distribution Box - Digital Control - Digital Unit Board - Central Processing Unit (CPU) - Command Panel - Multiplex Driver - UART (Universal Asynchronous Receiver/Transmitter) - Interface - Interface Addressing - Bus System and Audio Part - Audio Basis Board - Bus - Audio Print - Monitor Amplifier - AF Power Amplifier - Checking - Standard Check - Detail Check
RS232 ASCII Protocol Specifications for STUDER Analog Tape Recorders
Technical protocol documentation for RS232 serial interface communication with STUDER analog tape recorders (C270, A807, A810, A812, A816, A820-2CH models). Defines communication format (9600 bauds, asynchronous bit serial), connector specifications (9-pin D-type SMPTE/RS232), message format with ASCII-coded strings, communication protocol including handshake characters and error handling, and comprehensive command reference tables with input/output formats for tape transport control, speed settings, timer functions, and machine status display.
Studer A779 Professional Compact Mixer Operating and Service Instructions
Operating and service manual for the Studer A779 professional compact mixing console. Covers safety information, general installation instructions, installation site requirements, earthing and power supply, electromagnetic compatibility, maintenance, electrostatic discharge handling, repair procedures, SMD component guidelines, and disposal instructions. Includes CE conformity declaration and specifications for air temperature and humidity operation.
Studer PR99 MKIII Professional Tape Recorder Service Manual
Service instructions for the Studer PR99 MKIII professional tape recorder. Covers operating elements, technical specifications and dimensions, disassembly procedures, tape transport mechanism, electronics, electrical adjustments, general schematics and tape drive control, audio schematics, parts lists, and socket descriptions. Includes safety precautions, installation guidelines, ambient operating conditions, maintenance and repair instructions, ESD handling procedures, and SMD component guidelines.
Studer Revox Power Cube Service Instructions
Service manual for the Revox Power Cube subwoofer system in German, English, and French. Covers general information, disassembly instructions, electronic component groups, adjustment procedures, schematic diagrams, spare parts list, and technical specifications. Includes detailed photographs and wiring diagrams for the mains transformer, power amplifier board, audio basis board, and satellite speaker connections.
Studer Revox PR99 MkIII Tape Recorder Operating Instructions
Operating instructions manual for the Studer Revox PR99 MkIII tape recorder. Covers safety precautions, installation, operation, maintenance and repair procedures. Includes technical specifications, wiring diagrams, schematic diagrams, and control panel overview. Published in German, English, and French.