MFJ-802 Deluxe Field Strength Meter

These new easy-to-use MFJ antenna meters show the strength of the actual field being radiated from your antenna.Measure your HF antenna now and compare it later to make sure its performance is still up to par. Adjust a ground lead, artificial ground, counterpoise or tune your transmitter or antenna tuner for maximum field strength. Usable from 100 KHz to 500 MHz.