The AV-7 is a high-performance vehicular antenna for use on all surface vehicles where communications on the aircraft VHF COM frequency band are required. It features heavy-duty construction with a tapered 17-7PH stainless steel whip and spring mount. All exposed fittings are chrome-plated brass or stainless steel.Mounting is easily achieved on rooftop, cowl, fender or other suitable location via a fixed “NMO” base. The antenna comes pre-tuned to operate in the aircraft VHF COM frequency band of 118-137 MHz and can be purchased as a complete package or separate antenna and mounting base.This AV-7 Antenna (EDMO# AV-7F) has a fixed-mount base, 17-ft cable with BNC connector not attached.