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General| Tuning Bands | FM, MW |
|---|---|
| Tuning Scale | Analog |
| FM Tuning Range | 87.5 - 108 MHz |
| Signal to Noise Ratio (FM) | 70 dB |
| Signal to Noise Ratio (AM/MW) | 50 dB |
| Distortion (FM) | 0.3% |
| Selectivity (FM) | 50 dB |
| Weight | 6.5kg |
| Type | Analog |
| Frequency Response (FM) | 30Hz to 15kHz |
| Power Supply | AC 120V, 60Hz |
Procedure to verify proper insulation of conductive surfaces after service.
Technical specifications for the FM tuner section, including sensitivity and selectivity.
Technical specifications for the AM tuner section, including tuning range and sensitivity.
Preparation steps before performing any internal adjustments.
Procedures and guidance for adjusting the FM tuner section.
Procedure to adjust discriminator balance using an auxiliary center meter.
Procedure to confirm the tuning point using an FM signal generator.
Procedure to adjust monaural distortion to minimum.
Procedure for adjusting the Voltage Controlled Oscillator (VCO).
Procedure to adjust the Phase Locked Loop (PLL) input phase.
Procedure to adjust stereo distortion to minimum.
Procedure to adjust distortion in DX mode.
Confirmation procedure for minimum monaural distortion.
Procedure to adjust stereo separation for R and L channels.
Procedure to adjust pilot cancel by reducing 19kHz carrier leak.
Procedure to adjust the signal level indicators to light up correctly.
Procedures and guidance for adjusting the AM tuner section.
Location for VCO adjustment on the tuner circuit board.
Location for pilot cancel adjustment on the tuner circuit board.
Location for PLL input phase adjustment on the tuner circuit board.
Location for FM IF offset adjustment on the tuner circuit board.
Location for discriminator balance adjustment on the tuner circuit board.
Location for monaural distortion adjustment on the tuner circuit board.
Location for stereo distortion adjustment on the tuner circuit board.
