SKU:DIG578SW
The Digital Antenna 578SW is a 4-foot AIS antenna designed specifically to meet the stringent requirements of the USCG Automatic Identification System for commercial vessels. Engineered with a low 1.5:1 SWR across the 159-162 MHz AIS frequency range, this antenna provides reliable communication performance essential for maritime safety and compliance. Its 4.5 dB gain ensures clear signal transmission and reception, making it an ideal choice for professional and recreational vessels alike. Crafted with powerful brass radiators and soldered connections, the 578SW offers durability and consistent performance even in harsh marine environments. The high gloss urethane finish enhances weather resistance, while the stainless steel ferrule adds structural integrity to withstand rough conditions. The antenna features a standard 1 inch-14 threaded base for easy mounting and includes a gold factory-attached mini-UHF female connector with a PL-259 adapter, simplifying installation without soldering. It comes with 25 feet of low-loss, UV-stable RG-8X marine cable, ensuring optimal signal transfer from the antenna to your AIS transponder. All Digital Antennas are assembled, tested, and tuned by hand in the USA, guaranteeing high quality and maximum performance for demanding maritime applications. Perfect for commercial and recreational vessels needing reliable AIS communication, the 578SW is a robust, high-performance antenna built for durability and ease of installation.
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