Antenna Tuner Model 254

Matches balanced or unbalanced feedlines to the 50 ohm output of an HF transceiver. A tapped inductor is wound on a 2 inch diameter powdered iron core with provisions for 47 positions on the inductor selection control. Two open air variable capacitors match input and output of the "T" network. An SWR metering system is included with 0 - 20 and 0 - 200 watt metering scales.