Based on Radio Shack 276-137, this circuit was found in the December 1995 issue of Electronics Now magazine. The circuit drives an LED but could use a relay instead.
This circuit was obtained from a Popular Electronics of the 90s. The SCR is of any type and the...
June 2016 – Mouser Electronics already have in stock the TPS56C215 converter from Texas...
We found this circuit in an old American documentation. The circuit is simple by making use of an...