The circuit shown is used to reset TTL logic when power is established. The circuit uses a 7413 and must be powered by 5 V. The circuit can be adapted to work with microcontrolled applications.
The integrated circuit used in this 80's differential amplifier is a quadruple version of the 741...
This circuit was published in a January 1971 issue of Radio Electronics to check television...
This circuit was discovered in an English publication in 1979. The circuit can still be assembled with...