This simple power supply circuit triggers when the light on the LDR reaches the level set on the potentiometer. The circuit is from an Electronics Now from July 1995.
Suggested by Burr Brown in 1969 documentation, this circuit makes use of an integrated component...
We found this circuit in the June 1988 Radio Electronics magazine. The power supply must be...
This circuit was obtained from a 2005 Linear Technology manual. The circuit is self-powered and can...