This precision reference circuit was found in documentation from the 1980s. It applies to other operational amplifiers. The power supply must be symmetrical.
This amplifier with high input impedance was suggested by National Semiconductor in its 1994...
This circuit synthesizes the tick of a metronome with the speed controlled in RV1. The circuit is...
This circuit makes use of an unusual component which is a large surface diode that can be used to...