Description
In conjunction with the USCG Automatic Identification System (AIS) requirements for commercial vessels, Digital Antenna created a series of 4′ AIS antennas that meet the exacting AIS frequency requirements. Designed with a low 1.5:1.0 SWR ratio from 159-162 MHz, Digital Antenna’s 4.5 dB gain AIS antennas offer unsurpassed durability and performance compatible with all AIS transponders.
Powerful brass radiators
Soldered connections
Power directing ferrite choke bead
High gloss urethane finish
316 stainless steel ferrule
4.5dB gain Mount: Stainless steel double female ferrule for mounting 1″-14 threaded base Connector: Quality female SO-239 (UHF female) Cable: Not included – use our VHF/AIS cables and two DA645 connectors
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