The Barn Radio
Brought up the “barn radio” on my freshly purchased variac. Not all the way up: it hummed over the music, […]
Brought up the “barn radio” on my freshly purchased variac. Not all the way up: it hummed over the music, […]
Principle of the intersective pulse width modulation (PWM). Created with maxima. (Photo credit: Wikipedia) I’ve been soldering again. I developed […]