The circuit is from the 1990 Motorola Linear Databook. The circuit can be implemented with other operational amplifiers. The power supply must be symmetrical.
This circuit was originally designed to automatically turn on a television when a video game is...
This circuit was obtained from a 1985 Electronic Desing. The circuit uses a Darlington which may be...
This circuit oscillates at a frequency of 0.5 Hz. We can find it in an American documentation from the...