This circuit with a dual power supply generates sinusoidal, triangular and rectangular signals. We found it in the magazine Electronics Now of January 1996. The frequency goes up to a few megahertz.
This circuit was found in a 90s American documentation. The circuit uses an LED that can be of a...
This sample and hold circuit is traditionally configured and uses an operational amplifier with...
This project was found in a 1981 documentation. It consists of an interesting audio oscillator that...