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General| Type | HF/VHF/UHF Transceiver |
|---|---|
| Mode | SSB, CW, AM, FM |
| IF Rejection | 70 dB |
| Voltage | 13.8 V DC |
| Selectivity | 6 kHz (AM) |
| Image Rejection | 70 dB |
| Frequency Range | 50-54 MHz, 144-148 MHz, 430-450 MHz |
| Power Output | 100W (HF), 50W (VHF) |
Steps for removing external panels and securing components.
Locating and disconnecting internal connectors.
Procedures for separating the main chassis halves.
Connect DC voltmeter to J9002, adjust VR6003.
Connect voltmeter to J9007, adjust VR6004.
Make all measurements and adjustments in CW mode.
Adjust local oscillators, TCXO, VCOs, and frequencies.
Tune and adjust various bandpass filters.
Set display to 3.999.99, adjust transformer.
Connect voltmeter to J3001, adjust T3009 and T3011.
Connect dummy load, adjust VR901 for 250 mA.
Adjust oscillator frequencies and filters for receive/transmit.
Align receiver IF, adjust IF gain and FM sensitivity.
Calibrate S-meter, discriminator, squelch, and noise blanker.
Tune to 14.2 MHz, adjust VR1011 and VR1007.
Set SQL control, adjust VR1019.
Adjust ALC levels, meters, and check voltage readings.
Align IF transformers, power, SWR, and carrier balance.
Adjust AM carrier levels and speech processor settings.
Tune to 14.2 MHz, adjust VR1016 and VR1015.
Tune to 14.2 MHz, adjust T1016 and D1060.
Preset VR5003 and VR5004, adjust by hand.
Tune to 14.2 MHz, connect dummy load, adjust VR5001.
Tune to 14.2 MHz, adjust VR5002.
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