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General| Signal-to-Noise Ratio | 60 dB |
|---|---|
| Output | Line |
| Reel Size | Up to 10.5 inches |
| Output Impedance | 600 Ohms |
| Type | Reel-to-reel tape recorder |
| Tape Speed | 7.5, 15 ips (inches per second) |
| Frequency Response | 30 Hz to 15 kHz |
| Input | Microphone and Line |
| Heads | Record, Playback, Erase |
| Track Configuration | 2-track or 4-track |
| Power Requirements | 117 V AC, 50-60 Hz |
General introduction to the Ampex Series 351 recorder/reproducer and its features.
Details specifications such as tape width, speed, frequency response, and signal-to-noise ratio.
Describes operational controls, tape speed selection, equalization, and input/output configurations.
Lists available models, their configurations, and physical dimensions and weights.
Information on how the equipment is shipped and instructions for console model mounting.
Instructions for setting up two-case portable and rack-mounted Ampex 351 units.
Details on connecting power cables, studio line inputs, and microphone inputs.
Procedures for checking performance after installation and summary of controls.
Overview of Ampex 351 operation, tape reel compatibility, and control locations.
Lists and describes the main controls, switches, and indicators on the unit.
Step-by-step guide to threading tape and controlling tape motion modes.
Procedures for playback, recording, half-track operation, and notes on stereophonic use.
Historical background on the invention and development of magnetic recording technology.
Explains the principles of magnetic tape recording, including head function and magnetization.
Description of tape supply, take-up systems, tape drive system, and brake operation.
Details on the control circuit, routine maintenance, cleaning, and lubrication procedures.
Procedures for tension adjustment, brake adjustment, and brake band replacement.
Details on head assembly types, construction, and function.
Chart of standard head configurations and list of individually replaceable head parts.
General description of the electronic assembly, subassemblies, and front panel features.
Details on the record amplifier, reproduce amplifier, and bias/erase oscillator circuits.
Procedures for setting up standard tapes, adjusting levels, bias, and frequency response.
Guidance for maintenance, troubleshooting, and ordering parts for the electronic assembly.
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