Digital Antenna 578-SW 4 AIS Antenna [578-SW ]

Digital Antenna 578-SW 4 AIS Antenna [578-SW ]

Regular price $338.96 Sale price $203.95 Save $135.01
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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 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.

All of our antennas are made in the USA, assembled, tested and tuned by hand for maximum performance, quality and durability.

All 4' AIS Antennas Feature:

  • Powerful brass radiators
  • Soldered connections
  • Power directing ferrite choke bead
  • High gloss urethane finish
  • 316 stainless steel ferrule
  • 4.5dB 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

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Specifications:

  • Antenna Band: AIS
  • Color: White
  • Construction: Fiberglass
  • Ferrule Type: Stainless Steel
  • Length (Inches): 4'
  • Box Dimensions: 3"H x 3"W x 50"L WT: 3.2 lbs
  • UPC: 839494001619

Quick Guide (pdf)

Why choose us?

Thousands of IN stock items

At Automotive Elegance, we don't just focus on car accessories. We offer a full catalog of marine and outdoor accessories and parts. With knowledgeable staff that can help you with the right parts needed for your Auto or Marine needs. Feel free to send us a message or email if you need some assistance.

Testimonials

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I brought in my 2008 Toytoa Tundra for a new radio head unit. Sean was extremely professional and helped me pick out a Kenwood unit with built in GPS. He even installed a front and rear camera set up which makes parking my truck so much easier. The best part is how dependable this new head unit is. Several months later, and I have no issues with it. I'll definitely be back in the future for more upgrades.

Mark Calaguio
Toms River, NJ
★★★★★

Great shop in town. We work together all the time. Nothing but good things to say about Sean and his team.

Shore Polishing
Bayville, NJ

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