This circuit can work with almost any JFET. The circuit is from an Electronics Now from April 1993. It is powered by a 12 V battery, but can also be powered by 9 V.
This circuit was found in the February 1992 Radio Electronics magazine. The circuit drives 5 LEDs...
Found in 1980s Radio Electronics, this circuit triggers the ignition of a rocket after the...
This protection circuit trips by quickly blowing the fuse in the event of an overcurrent. The circuit is...