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Details the function and operation of each major component within the circuit, listed by IC and transistor.
Describes the function of each pin for the TC9146AP integrated circuit, crucial for digital tuning.
Illustrates the pinout and connections for integrated circuits on the PC board, aiding component identification.
Depicts various input/output circuit configurations and their standard symbols for interface understanding.
Details the operation of the two-station preset program function, including its timing and recall mechanisms.
Describes the timing generation for power mute, inhibit, and FL grid signals during power on/off sequences.
Specifies settings and alignment points for optimizing the FM reception and tuning accuracy.
Specifies settings and alignment points for optimizing the AM reception and tuning accuracy.
Specifies settings and alignment points for optimizing the LW reception and tuning accuracy.
Shows the test equipment connections required for performing the various calibration and alignment procedures.
Lists detailed performance specifications for the FM tuner section, including sensitivity and distortion.
Lists detailed performance specifications for the AM tuner section, including sensitivity and distortion.
Provides general specifications for the unit, such as power requirements, dimensions, and weight.
Lists detailed performance specifications for the MW tuner section, including sensitivity and distortion.
Lists detailed performance specifications for the LW tuner section, including sensitivity and distortion.
General| Tuning Bands | FM, MW |
|---|---|
| Tuning Range (FM) | 87.5 - 108 MHz |
| Selectivity (AM) | 30 dB |
| Signal to Noise Ratio (AM/MW) | 50 dB |
| Total Harmonic Distortion (AM) | 0.3% |
| Frequency Response (FM) | 30Hz to 15kHz ±0.5dB |
| Output (FM) | 775 mV |
| Power Supply | AC 220/240V, 50/60Hz |
