The output voltage of this circuit is approximately four times the supply voltage. The circuit is from an Electronics Now April 1995. The output current is very low.
We have here a very interesting project found in a 1982 publication. By the operation of the...
We found this circuit in an old American manual. The formulas allow the gain to be calculated as a...
This circuit is from the time when cars used contact breakers. This 80's version measures the dwell...