This circuit is from a 1968 Electronic Design. The circuit uses transistors of the time that can be replaced with modern equivalents. More stages can be used to get higher tension.
We found this circuit in an old publication dealing with operational amplifiers. The circuit uses...
This project was published in the April 1989 issue of Radio Electronics magazine. It drives LEDs...
Found in a General Electric documentation from the 1980s, this circuit makes use of a FET...