This reducer was found in documentation from the 1980s, using transistors of the time. The higher current transistor must have an excellent heat sink.
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...