UHF / GMRS 1/2 Wave Antenna - NGP (Non Ground Plane) by Laird - With Spring Base

No Ground Plane Whip Antenna UHF radios we sell.  Antenna is can be tuned and uses an NMO mount (3/4" hole).  Stainless steel whip with a base loaded coil. No Ground Plane required so this can be mounted pretty much anywhere.  Performance is better if mounted with a ground plane,  Ideal for plastic panels, roll bar mounts, etc. Relatively short 12.5" prior to tuning. Tuning via mast trimming - trimming chart included. Spring base 450 - 470 MHz, 2.4 db gain If your mounting location provides an adequate ground plane, you can save some money with our standard UHF whip antenna.