This sequential circuit appears in other versions on this site. This is from American documentation from the 1960s. The speed of the effect is set to R1.
We found this circuit for vocal effects in the September 1990 issue of Radio Electronics magazine. The...
This circuit was found in a 80’s American documentation. The adjustment trimpot is from 47k to...
This circuit produces a single pulse whose duration depends on the capacitor. The circuit is from an...