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General| Frequency Response | 20Hz to 20kHz |
|---|---|
| Total Harmonic Distortion | 0.8% |
| Damping Factor | 30 |
| Speaker Load Impedance | 4Ω to 16Ω |
| Power Output | 25 watts per channel into 8Ω (stereo) |
| Signal to Noise Ratio | 85dB (line) |
| Channel Separation | 50dB (MM), 50dB (line) |
| Input Sensitivity | 2.5mV (MM) |
Explains operation of all front panel controls including tone, volume, selector, tape monitor, mode, power, indicators, filters, headphone, and speaker switches.
Covers speaker connections, record playing, radio reception, and tape playback procedures.
Explains independent use of amp sections and benefits of crossover system integration.
Guidance on wiring, placement, grounding, fuse checks, and voltage adjustment.
Detailed technical specifications for both the power and pre-amplifier sections.
Includes performance graphs, data, and a list of included accessories.
Identifies common symptoms, probable causes, and solutions for amplifier noise and reception problems.
Step-by-step guide for disassembling the amplifier's exterior components.
Procedures for adjusting the main amplifier's output and current levels.
Overall functional block diagram illustrating the amplifier's internal signal flow.
Detailed list of parts and their positions for the F-1267 Equalizer circuit board.
Detailed list of parts and their positions for the F-1272 Tone Control circuit board.
Detailed list of parts and their positions for the F-1266 Main Amplifier circuit board.
Lists other components and illustrates their physical positions on the amplifier chassis.
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