This very low current circuit with the ICM7860 was found in the April 1995 Electronics Now magazine. The output voltage depends on the input voltage.
With the first project we present, a relay is activated in the presence of light. We can use it as...
The ZN414 is an uncommon integrated circuit currently used in the elaboration of very simple MW...
This circuit can be used to detect the signals from the previous circuit or from any radio...