We found this circuit in Radio Electronics magazine from August 1984. The circuit aims to control the power supplied to an alternating current load. The components are common.
Horizontal output or flyback transformers are no longer used today, as they only appeared on...
This electronic car lock was found in a 1988 magazine. It uses a code key that must be activated to...
This circuit uses an operational 741 and two transistors to obtain a regulated voltage that...