This circuit tests the reverse voltage of power diodes. The transformer is high voltage and so are the rectifier diodes. The circuit is from a 1976 QST magazine.
This oscillator produces short duration pulses using a PUT. The circuit is from a Radio...
This circuit was obtained in a 1961 magazine, but it can be easily assembled today, as the...
This circuit is from a 1967 US publication. The configuration can serve as a basis for designs...