Electronics Dice 4017 (CB26047E)

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

Double LED CMOS Flasher (CB5206E)
The frequency of the blinking of this circuit is given by the capacitor that can have its value...
Power Supply for Transistorized Circuits (CB18862E)
This low-current power supply was obtained in Japanese documentation from 1968. The currents are...
Audio Booster (CB26279E)
This simple audio booster came out in a Popular Electronics in the 90s. It serves as a booster for very...