Digital Antenna 578-SW 4 AIS Antenna [578-SW ]AIS Antennas 4' Length, 4. 5dB Gain 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 Antennas 4. 5 dB gain AIS antennas offer unsurpassed durability and performance compatible with all AIS transponders. Customers and installers

They are usually used for small antennas

1 internal broadband ceramic

UPC: 042194533575

Noise-free clarity at all depth ranges

NMEA 2000® Certified: NMEA 2000 certification means you can be confident when adding Triton² to an existing NMEA 2000 system

Beam Distance @1Lux: 46

select a turn pattern or simply hold a constant heading

E-Series PRO 20" Spot/Flood Combo

KeelGuard® - 11' - Sand

Reliable autopilot performance based on Continuum Steering technology

GPSMAP® 2-Pin Power/Data Cable - 6'

this bare wire transducer has a depth of 8