Found in an Electronic Design from the 80s, this circuit uses an unusual component today, the regulator integrated circuit. MOSFET can be almost any type.
This circuit was found in documentation from the 80s. It is based on unijunction transistors not...
This circuit was found in the May 1982 issue of Radio Electronics magazine. The circuit inverts the...
This alarm is designed for doors and windows, but nothing prevents it from being used in cars,...