{"product_id":"digital-antenna-578-sb-4-ais-antenna-578-sb","title":"Digital Antenna 578-SB 4' AIS Antenna","description":"\u003cp\u003e\u0026lt;b\u0026gt;AIS Antennas\u0026lt;\/b\u0026gt;\u0026lt;br\u0026gt;4' Length, 4.5dB Gain\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;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.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Customers and installers love the 500 GOLD Series easy installation connector system. 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 connectors.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;All of our antennas are made in the USA, assembled, tested and tuned by hand for maximum performance, quality and durability.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;b\u0026gt;All 4' AIS Antennas Feature:\u0026lt;\/b\u0026gt;\u0026lt;br\u0026gt;\u0026lt;ul\u0026gt;\u0026lt;li\u0026gt;Powerful brass radiators \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;Soldered connections \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;Power directing ferrite choke bead \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;High gloss urethane finish \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;316 stainless steel ferrule \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;4.5dB gain \u0026lt;\/li\u0026gt;\u0026lt;\/ul\u0026gt;\u0026lt;br\u0026gt;\u0026lt;b\u0026gt;500 GOLD Series\u0026lt;\/b\u0026gt;\u0026lt;br\u0026gt;\u0026lt;ul\u0026gt;\u0026lt;li\u0026gt;Mount: Standard 114 threaded base \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;Connector: Gold factory-attached mini-UHF female with mini-UHF male to UHF male (PL259) adapter \u0026lt;br\u0026gt;\u0026lt;li\u0026gt;Cable: Includes 25 of our low-loss, tinned braid, foil shielded, UV stable RG-8X marine cable \u0026lt;\/li\u0026gt;\u0026lt;\/ul\u0026gt;\u0026lt;br\u0026gt;\u0026lt;strong\u0026gt;This product may not be returned to the original point of purchase.  Please contact the manufacturer directly with any issues or concerns.\u0026lt;\/strong\u0026gt; \u0026lt;!--- cis2:m2lumJ1t ---\u0026gt;\u003c\/p\u003e","brand":"Digital Antenna","offers":[{"title":"Default Title","offer_id":54633746039059,"sku":"DIA-578-SB","price":371.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/9718\/3507\/files\/29019XL.jpg?v=1788130851","url":"https:\/\/www.elliottstackleandrigging.com\/products\/digital-antenna-578-sb-4-ais-antenna-578-sb","provider":"Elliott's Tackle \u0026 Rigging","version":"1.0","type":"link"}