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Studer C37 User Manual

Studer C37
48 pages
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Studer C37 Specifications

General IconGeneral
BrandStuder
ModelC37
CategoryTape Deck
LanguageEnglish

Summary

A Technical Data

Dimensions

Physical dimensions of the tape recorder unit.

Power Requirement

Electrical power input specifications for the recorder.

Tape Speed Specifications

Nominal, absolute tape speeds, and allowable tape slip.

Wow and Flutter

Measurement of overall tape speed variations.

Input and Output Signals

Specifications for audio input and output levels and impedance.

Frequency Response and Distortion

The range of frequencies handled and maximum overall distortion.

Signal-to-Noise Ratio

The ratio of signal level to noise level during playback.

Erase Efficiency

Measurement of how completely the erase head removes signals.

Head Types

Information on record, playback, and erase head types.

B Operation

General Operation Overview

Introduction to the recorder's design, capabilities, and initial setup.

Installation and Connections

Procedures for installing and connecting power and audio signals.

Remote Control

Details on connecting and operating the recorder via remote control.

Tape Threading

Step-by-step guide on how to thread the magnetic tape correctly.

Push Button Controls

Explanation of the front panel push buttons and their functions.

Recorder Modes and Functions

Operating modes like power on/off, speed selection, fast wind, playback, record, and stop.

Editing and Timing

Techniques for editing, using the tape timer, and the tape cutter.

C Tape Transport Mechanism

Head Mount and Brakes

Details on the head mount construction, adjustment, and brake systems.

Tape Tension Balance

Description of the tape tension balance and its safety switch.

Fly-wheel and Tape Lift

Function of the fly-wheel and the operation of the tape lift mechanism.

Capstan Assembly

Details on the capstan motor, assembly, and related components.

Tape Cutter and Timer

Description of the tape cutter and how the tape timer operates.

Relay Box and Power Supply

Information on the relay box and power supply for the tape transport.

D Amplifiers

Record Amplifier

Details on the record amplifier's input, circuit, and controls.

Oscillator Unit

Function of the bias and erase oscillator and its meter.

Reproduce Amplifier

Description of the reproduce amplifier's stages and adjustments.

Rectifier Unit

Information on the rectifier unit's components and fuses.

Voltage Regulating Unit

Details on electronic voltage regulation for stability.

E Alignment and Performance Checks

Reproduce Amplifier Alignment

Procedures for aligning the reproduce amplifier's output.

Record Amplifier Bias Adjustment

Steps for setting the correct bias current for optimal recording.

Level Calibration and Distortion

How to calibrate record levels and measure distortion.

Record Azimuth Adjustment

Procedure for adjusting the record head azimuth.

Frequency Response and Noise

Testing overall frequency response and measuring noise levels.

Erase Efficiency and Wow/Flutter

Measuring erase efficiency and tape speed variations (wow/flutter).

F Maintenance Schedule

Daily Maintenance

Routine maintenance tasks to be performed daily.

Weekly Maintenance

Recommended weekly maintenance procedures.

Monthly Maintenance

Monthly maintenance tasks for optimal performance.

Quarterly Maintenance

Quarterly maintenance checks and adjustments.

Long-term Maintenance

Maintenance after 10,000 hours or 4 years, including head replacement.

G Parts List

Component and Subassembly List

Overview of parts list structure and subject to wear components.

Key Mechanical Parts

List of major mechanical parts like heads, capstan, and adapters.

Electrical Components and Modules

List of electronic components such as amplifiers, oscillators, and power supplies.

APPENDIX

Technical Data References

Additional details and cross-references to technical data.

Installation and Control References

Notes on installation consoles and remote control options.

Tape Handling and Function References

References for tape transport operation, editing, and specific functions.

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