39 thoughts on “ $40 Antenna Analyzer With Arduino And AD9850 ” macona says: August 6, 2015 at 1:23 pm Very neat. Could you ... and making your own directional coupler.

Antenna Rotation Arduino Style. 12 Comments . by: Al Williams. August 31, 2016. Title: Copy. Short Link: Copy. Back in the days when you didn’t pay for your TV programming, it was common to have ...