To check transmitter power and antenna adaption, with two separate measurement lines, one 1.8 at 200 MHz, and the other 140 at 525MHz.
Lets you simultaneously connect 2 systems: one in HF/VHF and the other in VHF/UHF and select which to measure using the switch.
The selected measurement line is displayed with the led.
Measurement options include peak or average value › Scale end calibration › Full scale power doubler button from 200 to 400 W.