Technical Specifications
| Attribute | Details |
|---|---|
| Manufacturer | GENERAL RADIO/TELEPHONE |
| Model | MC-9 |
| Product Category | Transceiver |
Mic Wiring
Pin 2 – RX
Pin 3 – Shield / Ground
Pin 3 – Switch Line
Pin 4 – Mic Audio
Notes: Disconnect 1.5 resistor inside radio