Use for transceivers without output power control to drive an amplifier or tune an antenna tuner.
Avoid over-driving your amplifiers and tuners.
Use with any transceiver and amplifier combination with external ALC.
Front panel transmit power and ALC control, in/out phone jacks for CW, Amp Key, ALC.
110 VAC 5 1/4W x 2 1/4H x 3 1/2 in.