Do you remember that time when you had to climb your tower, take the entire antenna system down, and take off the rotator – all that to replace a lousy trimmer pot? You surely do.

Never again. The 4O3A magnetic sensor is mounted on the boom and cabled down right to the USB port of your computer. With the help of a free app, you would never again have to worry about where your antenna is actually pointing. Easy.

Fully waterproof, easy to install. Calibration in the app side.

Price: $189 only. USB to RS485 Convertor sold separately ($39).

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