Two sensors are used in this simple remote-control circuit, one to switch on and one to switch off the relay. The circuit is from 1986 documentation. The transformer has 12 V of secondary.
With the development and availability of small LCD screens for automotive use, especially in...
We found this simple music box circuit that can also be used in a musical bell in a 1991...
This circuit has the effects indicated in the table next to the diagram. We found it in the Radio...