This circuit was found in a 90’s 303 Circuits. The components are from the period and the heating system depends on the resistive element.
Found in a RCA publication from the 1970s, this circuit is intended for the production of pulse...
In this application, from English documentation, we have the way to activate an AC load up to 10 W...
This circuit consists of a control panel for motorcycles and cars monitoring various functions such as...