With this name the LED effects circuit presented was found in the Electronics Now magazine of December 1994. The circuit is powered by a 9 V battery.
This circuit was obtained from an English magazine from 1976. The circuit monitors a car lamp,...
This circuit makes use of a mechanical delay line to produce the reverberation effect. This is a...
Found in a 1968 documentation, this small amplifier was very popular at the time being used in...