The ZN3-77-12BLKR all-black UHF CB radio detachable antenna is engineered for superior 477 MHz performance, delivering an impressive 8.1 dBi gain for maximum transmit and receive range over flat terrain. Designed for long-distance communication, this high-gain antenna is ideal for open, unobstructed environments such as plains, highways, and rural operations, providing reliable coverage where lower-gain antennas may struggle.
Featuring a detachable top, the ZN3-77-12BLKR allows users to easily reduce gain when necessary, making it versatile for varying communication scenarios. The top can be removed quickly by releasing the tension grub screw and unscrewing the antenna section, enabling adaptability with basic tools and minimising complex adjustments. The robust spring base accommodates standard vehicle mounts, while the included PVC cap protects the connector from water and dirt ingress, ensuring durability in harsh conditions.
Read More477 MHz - UHF CB radio
476.4125 - 477.4125 MHz - all 40/80 channels
8.1 dBi - suits flat terrain or high gain requirements
Factory at 1.5:1 VSWR
50 Ohms
360° omnidirectional ± 0.5 dBd
100 Watts
Vertical
Black tapered HD fibreglass radome, ferrule, HD stainless steel spring, 5m RG58 cable, connector and adaptor
FME female fitted to cable for ease of installation, FME male to UHF male PL259 adaptor supplied for coax to radio connection
Height overall: 2.1m, Mount hole requirement: 13mm, External cable: 5 metres
1.72
-15°~+65°C
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