This circuit is based on an unusual component today. It demodulates a 10.7 MHz FI signal and was found in 1980s documentation.
The time constant for this circuit found in a 1973 publication is given by R and C. The shot is...
Used with old projector films, this circuit found in Signalite documentation from the 1980s,...
This circuit generates damped sounds imitating a drum or other percussion instrument with...