This circuit was obtained in a 1967 Electronics World. The components are still common today, the SCRs can be replaced by equivalents and the unijunction transistors the 2N2646.
This circuit is from an old documentation making use of a 3,579,645 MHz analog color television...
The circuit shown in the figure is suggested by Intersil (www.intersil.com) and makes use of the...
This circuit split the voltage of a Power supply allowing it to be used as dual supply. The limit...