Found in American documentation from the 90s, this circuit can be applied to other operational ones. We found it in an EDN of the time. Next to the diagram is the response curve.
The critical point in this project is the adjustment of the optical system, mainly to avoid...
This circuit, which may have appeared elsewhere on this site, is from the integrated...
This simple power supply circuit triggers when the light on the LDR reaches the level set on the...