V-4R Commercial 400 - 470 MHz
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V-42R is independently tunable at 144 and 440 MHz. Fed through one coax cable, it has sets of 1/4 wave radials which properly decouple 5/8 wave radiators from the mast. Gives 5 dBd gain on UHF and 3 dBd gain on VHF. Type N, handles 200 Watts. 9 ft. Commercial release.