Suggested to power the previous circuit, this power supply was found in the December 1990 issue of Radio Electronics magazine. Integrated circuits must be equipped with heat sinks.
The purpose of this circuit is to detect the movement of a person by the changes in light that...
This circuit was obtained from the February 1992 Radio Electronics magazine. In it, a bar of 4...
This circuit has an automatic dynamic gain control in a range of 6 dB to 40 dB. We found it in...