This circuit can be used in measurement bridges. We found it in the September 1995 Electronics Now magazine. The meter can be from 50 uA to 1 mA and the power supply is simple.
This circuit is from a 1968 General Electric manual. It produces a pulse of light when fired,...
This simple guitar distortion effect was found in a documentation from the 90's. The circuit is...
The circuit shown enables dynamic diode testing with an oscilloscope. We found this configuration in a...