This circuit appears on this site from different sources. This is from documentation from the 1980s. The operating system used is uncommon and can be replaced by a more modern equivalent.
This circuit can use any operational of the MC34071 family. It was suggested by Motorola's Linear...
This circuit shows how to use flip-flops in a SIPO circuit with serial input and parallel output....
The number of pulses produced by this circuit depends on the switch pressed. The circuit is from...