Found in the Encyclopedia of Electronic Circuits volume 5 from 1995, this circuit uses a transformer. The circuit feeds a transformer that produces 200 V for a xenon lamp.
This amplifier was found in a 1970s documentation. Darlington transistors can be replaced for modern...
This “test your nerves” game was found in old documentation. The SCR can be of any sensitive type,...
Applying a 38 kHz signal at the input of this circuit (multivibrator) we can have stereo...