VHF antenna splitters use PL-259 or BNC connectors to share one VHF antenna between an AIS receiver and VHF radio simultaneously, with built-in filtering to isolate the AIS and radio frequencies.
| Pin | Name | Function | Type |
|---|---|---|---|
| ANT | Antenna | Common VHF antenna port | BUS |
| AIS | AIS Port | AIS receiver port | BUS |
| VHF | VHF Port | VHF radio port | BUS |
VHF antenna splitters use PL-259 or BNC connectors to share one VHF antenna between an AIS receiver and VHF radio simultaneously, with built-in filtering to isolate the AIS and radio frequencies.