Profile: Ramsey Electronics, Inc. specializes in offering transmitters & receivers, test & measurement, broadcast FM, pro audio and close outs. Test equipments include fiber optic laser tester, analog sound level meter, co axial cable tester and audio/RF DDS signal generator. AA7C active antenna kit includes front panel RF gain control, power switch with pre amp bypass switching, rear panel input & output connectors, convenient 9 volt battery operation and telescopic whip antenna.