This circuit is valid for other comparators of the same series. In this case, a lamp is excited, but an LED can be used in series with a resistor or other load. The transistor admits equivalent.
The 78xx series is manufactured by several semiconductor companies that present ideas for use in...
This alarm siren was found in volume 5 of the 1995 Encyclopedia of Electronic Circuits. The...
This circuit can be implemented with other comparators in the same series. The circuit is from a...