This alarm with sensors in series and parallel was found in the 1995 Encyclopedia of Electronic Circuits. The number of sensors can be changed at will.
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...