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.
We found this common application of the 741 operational amplifier in a 1977 documentation. The...
This circuit, found in an old 1967 publication, cuts the current from a source when the current...
This LED bar graph circuit was found in the October 1980 issue of Radio Electronics magazine. The...