The ZM21-477 Marine UHF CB Radio Antenna is suitable for 477MHz UHF Communications while at sea. Standard with 4.5 metres of cable and UHF Male supplied, a maximum power rating of 50 Watts and 8.1dBi gain. The ZM21-477 requires either a MM1 white nylon fold down base or MM2 stainless steel fold down base.
UHF CB radio 477MHz
8.1 dBi
Factory at 1.5:1 VSWR
50 Ohms
50 Watts
Vertical - not leaned
White fibreglass radome, chrome mount ferrule and cable assembly
UHF male connector PL259 supplied not fitted
Height: 2.2m
1Kg
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