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 ...
TRIAD toroidal chassis mount World Series transformers from Triad Magnetics are designed to meet most International Safety Agencies. The toroidal construction inherently helps reduce stray fields, ...
However much care is taken, it is very difficult to keep all traces of transformer-induced hum out of the signal circuitry. It is highly irritating to find that despite the cunning use of low-noise ...
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