The Digital Yacht CX4A is a commercial-grade AIS/VHF marine antenna for boats that need reliable radio and AIS performance. It is a 4-foot, 3dB GRP antenna tuned for AIS/VHF use and designed for professional or larger-vessel installations.
Best fit
Commercial AIS/VHF communication setups
Superyacht, pilothouse, workboat, and larger recreational installations
Boaters using low-loss 50 ohm coax such as RG-213 for longer cable runs
Installations using a 1.25-inch commercial-grade antenna base
Before ordering
Confirm the base, connector, coax cable, cable length, and mounting location match your boat. For best performance on long runs, pair the antenna with quality low-loss coax and a clean, weather-protected connector installation.
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