Marine VHF radios use PL-259 (male) and SO-239 (female) UHF connectors for antenna connection at 156-174 MHz. The threaded coupling provides a secure connection on boats subject to vibration and movement.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Center Pin | VHF RF signal | BUS |
| 2 | Outer Thread | Ground and shield | GND |
Marine VHF radios use PL-259 (male) and SO-239 (female) UHF connectors for antenna connection at 156-174 MHz. The threaded coupling provides a secure connection on boats subject to vibration and movement.