Open Box MFJ-816 SN55705
Open Box MFJ-816 SN55705. Lid has been cut off box and replaced with similar cardboard. Box also has shipping tape.
HF SWR Wattmeter
The MFJ-816 measures forward power, reflected power and SWR. The wattmeter measures power on two scales, 30 Watts and 300 Watts. The MFJ-816 is usable from 1.8 to 30 MHz.