All-black marine UHF CB radio antenna, 477 MHz, 50W, UHF male PL259, 5m RG58A/U, 2.1 dBi – 900mm

Product Code: ZM09-477-BLKR

On back order - Average dispatch time for back ordered items is currently 2–4 weeks.

$220.50

The ZCG Scalar ZM09-477-BLKR is a rugged marine UHF CB antenna engineered for clear, reliable communication on the water. Purpose-built for the Australian 477 MHz UHF CB band, this all-black 900 mm antenna delivers dependable performance for vessel-to-vessel and vessel-to-shore communications in demanding marine environments. Designed with a sleek, low-visibility profile, the ZM09-477-BLKR complements modern boats while offering the durability required offshore. Its marine-grade construction is built to withstand salt spray, UV exposure, vibration, and harsh weather, making it ideal for commercial operators, workboats, and recreational vessels alike. With a 2.1 dBi gain, the antenna provides a balanced radiation pattern optimised for marine use, supporting consistent coverage without the narrow focus of high-gain land-based antennas. This makes it well suited to dynamic maritime conditions where vessel movement and changing terrain can impact signal paths. Rated for 50 watts input power, the ZM09-477-BLKR easily handles standard marine UHF CB radios. It comes fitted with a 5-metre RG58A/U coaxial cable terminated in a UHF male (PL259) connector, ensuring straightforward integration with common marine radio installations while maintaining solid signal transfer. Whether used for safety communications, fleet coordination, or general boating chatter, the ZM09-477-BLKR provides a professional-grade solution for marine UHF CB radio communication. Combining performance, resilience, and a discreet all-black finish, it is a reliable choice for anyone who depends on clear communication at sea.

Quantity
Frequency 477 MHz - UHF CB Radio
Bandwidth 476.4125 - 477.4125 MHz - all 40/80 channels
Gain 2.1 dBi
Maximum Power 50 Watts
Impedance 50 Ohms
Polarisation Vertical, not tilted/leaning when in use, laid flat along ve
Construction All-black parallel fibreglass radome, ferrule and mount adaptor, 5 metres MIL-SPEC black jacket RG58 cable and UHF male PL259 connector (nickel plated)
Connector UHF male solder connector supplied not fitted. Cut cable to
Tuning Factory at 1.5:1 VSWR
Dimensions Height: 900mm, Mount thread: 1-1/4" UNS female

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Marine UHF CB radio antenna, 477…

ZM09-477

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