This circuit for antiparallel control of thyristors was found in a Philips publication from 1967. The circuit uses components of the time, and the power components must be mounted on heat sinks.
The transistors of this old circuit from the 60s can be the BC548, in a current version. The...
This electronic soldering gun circuit was found in the December 1998 Electronics Now magazine. The article...
This circuit was found in an American documentation from the 90's. What it does is provide at the...