This TTL circuit uses LED indicators and must be powered by a voltage of 5 V. The capacitor determines the speed of the draw. We found it in documentation from the 90s.
This circuit is from the 1972 RCA Linear Integrated Circuits Manual but can still be easily...
This simple experimental circuit, with a good external antenna can capture distant stations in the...
The circuit used is the 4093 configured as an inverter in this application from Radio Electronics from...