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.
With the values of the components indicated, this timer controls intervals from a few seconds to a...
This 80's circuit uses a light-sensitive SCR or LASCR and a one-sided silicon switch SUS, uncommon...
This circuit, found in ancient US documentation, allows you to switch the antenna from the...