AIS Antennas 4' Length, Gain In conjunction with the USCG Automatic Identification System (AIS) requirements for commercial vessels, a series of 4 AIS antennas was created by Digital Antenna that meet the exacting AIS frequency requirements.
Designed with a low 1.5:1.0 SWR ratio from 159-162 MHz, the 4.5 dB gain AIS antennas from Digital Antennas offer unsurpassed durability and performance compatible with all AIS.
The 500 GOLD Series easy installation connector system is loved by installers.
The gold factory-attached mini-UHF female connector with PL-259 (UHF) adapter makes connecting to the AIS transponder easy, eliminating the need to solder.
Our antennas are made in the USA, assembled, tested, and tuned by hand for maximum performance, quality.
4' AIS Antennas Feature: Powerful brass radiators, soldered connections, power directing ferrite choke bead, high gloss urethane finish, 316 stainless steel ferrule gain.
500 GOLD Series Mount: Standard 114 threaded base.
Connector: Gold factory-attached mini-UHF female with mini-UHF male to UHF male (PL259) adapter.
Cable: Includes 25 of our low-loss, tinned braid, foil shielded, UV stable RG-8X marine cable.
