Flasher CA3130 (CB22004E)

Found in an English documentation from 1977, this flasher or pulser circuit drives an LED. The frequency depends on C2.

Power supply circuit with separate sources (CB25186E)
This circuit uses separate sources for the power supply and the operational stage. The output...
Electronic Tornado (CB25108E)
This is the well-known lightning lamp that was published in the March 1988 issue of Saber...
Dwell Meter (CB4961E)
This circuit is from the time when cars used contact breakers. This 80's version measures the dwell...