Digital Antenna Automatic Identification System Antenna (MPN: 578-SB)

High-performance AIS antenna with durable construction and easy installation.

The Digital Antenna Automatic Identification System Antenna is engineered to meet the stringent requirements of the USCG for commercial vessels. This 4-foot antenna operates within the AIS frequency range of 159 to 162 MHz, featuring a low standing wave ratio of 1.5:1.0, ensuring optimal signal transmission and reception. With a gain of 4.5 dB, this omni-directional antenna provides reliable performance compatible with all AIS transponders.

Constructed with a high gloss urethane finish and a 316 stainless steel ferrule, this antenna is designed for durability in marine environments. The gold factory-attached mini-UHF female connector simplifies installation, allowing for quick connections to the AIS transponder without the need for soldering. The included 25-foot RG-8X marine cable further enhances installation ease, providing low-loss signal transmission.

Digital Antenna’s commitment to quality is evident in the hand-assembled and tested design of this antenna, ensuring maximum performance and longevity. The powerful brass radiators and soldered connections contribute to the overall reliability of the antenna, making it a robust choice for marine applications.

Features

• Powerful Brass Radiators
• Soldered Connections
• Power Directing Ferrite Choke Bead
• High Gloss Urethane Finish
• 316 Stainless Steel Ferrule
• Mount: Standard 1 Inch To 14 Threaded Base
• Connector: Gold Factory-Attached Mini-UHF Female With Mini-UHF Male To UHF Male Adapter
• Cable: Features 25 Feet Of Our Low-Loss, Tinned Braid, Foil Shielded, UV Stable RG-8X Marine Cable

Specifications

• Manufacturer: Digital Antenna
• Manufacturer Part Number: 578-SB
• Compatibility: AIS Transponder
• Length: 4 Feet
• Mounting Type: Base Mount
• Power: 100 Watt
• Gain: 4.5 dB
• Bandwidth: 6 Mega Hertz With 1.5:1 VSWR
• Connection Type: Gold Mini-UHF Female Connector
• Color: Black
• Material: Stainless Steel
• Includes: With 25 Feet RG-8X Marine Cable And With PL259 Mini-UHF Male To UHF Male Adapter

Technical Documents

• DA_AISAntennas.pdf