UHF CB Radio detachable antenna, white – 477MHz, 5m cable, UHF Male, 100W, 8.1dBi – 2.1m

High gain UHF CB Radio detachable antenna, white, 477MHz, 100W, UHF male PL259, 5m cable, 8.1dBi - 2.1m

Product code: ZN3-77-12W

The ZN3-77-12B detachable UHF CB Radio antenna offers the high gain which will deliver the maximum transmit and receive range over flat ground. The ZN3-77-12W high gain 477MHz antenna does not suit hilly or urban environments, the ZN3-77-12W UHF CB antenna suits flat terrain such as the outback. The detachable design allows for removal of the antenna top in situations where damage or vandalism may occur or when not in use. Removal of the antenna top is as easy as releasing the tension grub screw and unscrewing the antenna top. Ensure to install the PVC cap onto the spring base connector to stop dirt/water ingression.



477 MHz - UHF CB radio


476.4125 - 477.4125 MHz - all 40/80 channels


8.1 dBi - suits flat terrain such as the outback


Factory at 1.5:1 VSWR


50 Ohms

H Plane beamwidth

360° omnidirectional

Maximum Power

100 Watts




Tapered white fibreglass radome, clear anodised HD aluminium ferrule, HD stainless steel spring, 5m RG58 cable, connector and adaptor


FME female fitted to cable for ease of installation, FME mal


Height: 2.1m, Mount hole requirements: 13mm, External cable:


1.6 kg

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