HF radios often use toroidal transformers and winding them is a rite of passage for many RF hackers. [David Casler, KE0OG] received a question about how they work and answered it in a recent video ...
HF radios often use toroidal transformers and winding them is a rite of passage for many RF hackers. [David Casler, KE0OG] received a question about how they work and answered it in a recent video ...
I found myself in a sticky situation at an AM tower site a few weeks back. I was a couple of hours away from the studio and working alone, trying to make a quick fix to the antenna tuning unit. I had ...
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