Electronics Dice 4017 (CB26047E)

This circuit was found in the May 1998 issue of Electronics Now magazine. The circuit drives a set of LEDs.

Modulated Light Receiver (CB6160E)
This circuit was originally intended for reading movie soundtracks. The circuit is from 1967 and...
Triac and 555 (CB12110E)
This circuit is from an Italian magazine Elettronica 2000 of September 1987. It is a pulsator for...
Bicycle Speedometer (CB24536E)
Published in a February 1978 Radio Electronics magazine article, this digital circuit uses some of...