Revox A76 FM-Stereo Tuner Service Manual
by STUDER REVOXComplete workshop manual for the Revox A76 FM-Stereo Tuner, delivering everything needed for professional service and repair. Covers systematic disassembly procedures including front panel removal, cabinet access, and dial cord lacing techniques. The circuit description section walks through the RF input stage, IF amplifier section, demodulator, subcarrier regeneration circuitry, multiplex decoder, and indicator circuits with full technical detail. Alignment procedures are presented with explicit test equipment requirements, allowing technicians to verify and optimize tuner performance across key metrics: input sensitivity, selectivity, image rejection, distortion, signal-to-noise ratio, stereo separation, and frequency response. Includes complete technical specifications and full schematic diagrams. Essential reference for anyone servicing or restoring this classic tuner.
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
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Document Details
- Format
- Pages
- 33
- Size
- 18.0 MB
- Category
- Audio & HiFi