This circuit was found in a 1964 Electronic Design. The circuit makes use of transistors of the time. Current equivalent transistors may be experienced.
This circuit was found in a 1976 documentation. It can be used with old tape recording mechanisms for...
This circuit is an alternative version of the previous one also found in the July 1995 Electronics Now...
Found in an Electronics Now from the 90s, this circuit is used to control the supply of...