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Details on AC bias mono/stereo recording and tape speeds (7-1/2, 3-3/4 ips).
Lists transistor types, head configurations (recording/erasing), power output, and frequency response.
Covers speaker impedance, input/output terminals, motor type, power source, and physical dimensions.
Step-by-step guide for removing knobs and screws to detach the recorder unit from its cabinet.
Guidance on adjusting brake mechanism, fast wind, and rewind operations for optimal performance.
Instructions for playback tension adjustment and proper placement of the head adjusting pad.
Proper procedures for oiling parts, lubricating rotating components, and cleaning tape transport sections.
Advice on lubricating oil-less metal parts and proper storage procedures for the unit.
Troubleshooting causes and remedies for capstan rotation, tape wow/flutter, and reel base problems.
Diagnosing and resolving problems with recording, erasing, motor noise, and tape counter functionality.
Troubleshooting steps for failures in recording, erasing, and poor sound quality during playback.
Addressing issues related to low output power and high hum levels in the audio output.
Diagrams illustrating the layout of mechanical, chassis, speaker box, and top panel components.
Schematic showing the overall electrical connections and component layout of the tape recorder.
Diagram detailing the transistor-based amplifier stages and control circuit connections.
List of part numbers and descriptions for cabinet, chassis, and associated hardware.
Detailed parts list for speaker box assemblies and top panel components.
Catalog of electrical components including resistors, capacitors, transistors, and switches.
List of resistors, capacitors, plugs, cords, and other electrical parts with their part numbers.
Detailed part numbers for motor, chassis, feed reel, takeup reel, and associated hardware.
Parts list for fast forward, rewind, flywheel, and related tension control mechanisms.
Components for takeup reel, head assembly, and brake mechanisms, including levers and springs.
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