Revox B77 Dolby-B-System Service Manual
by STUDER REVOXComprehensive service manual for the Revox B77 stereo tape recorder, covering the integrated Dolby-B noise reduction system. This workshop manual provides detailed guidance on special variants, full technical specifications, step-by-step dismantling procedures, and complete mechanical and electronic component layouts. Includes dedicated sections on power supply circuits, electrical adjustment protocols, and calibration procedures essential for proper tape transport and audio performance. Features precision schematics for critical circuit modules: 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). Contains the complete audio block diagram for system-level understanding and troubleshooting. A technical reference essential for service technicians maintaining or repairing the B77 platform.
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
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Document Details
- Format
- Pages
- 35
- Size
- 41.0 MB
- Category
- Audio & HiFi