This circuit was found in the February 1971 issue of Radio Electronics magazine. It is designed to power the previous circuit, providing a maximum current of around 50 mA.
This 8-channel converter was found in a 1970s American documentation. The integrated circuits used are...
This circuit is from a 1995 documentation. Several CMOS integrated circuits are used to produce...
Found in Radio Electronics, this circuit is intended to activate the lighting system of garages...