RF board
- Setup the radio as below
- Frequency: 14.100000MHz
- Mode: USB
- Attenuater: OFF
- Dual watch: OFF
- RF/SQL: Center
- RF Power: Maximum
- R863: Center
- R872: Center
Transmitter
- Connect RF power meter to ANT connector
- Connect AF signal generator to mic connector
- Connect RF volt meter to J151
- Apply 1.5KHz/1mV signals to mic connector
- Transmit
- Adjust L713. L712 and L711 for maximum voltage