Automatic Antenna Coupler Model 253

Adjustable reactive network used for matching the unbalanced 50 ohm output impedance of transmitters and transceivers to a variety of balanced and unbalanced loads.

Automatically tunes from 1.8 to 30 MHz.

Capacitor and Inductor up/down switches for manual adjustment.

Provision for selecting one of four antennas or for bypassing the matching network.

Built-in memory stores settings for each of the four antenna positions on each of seven band settings, giving a total of 28 memory combinations.

Includes dual range power and SWR meter.