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.
This circuit was found in a 80s American documentation. The zener diodes determine the points of...
This circuit is from an old manual, but can be easily assembled as the integrated one is still...
In fact, the 556 consists of a double 555, which can be replaced by these integrated ones. The...