Flasher CA3130 (CB22004E)

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

Audio Compressor (CB18114E)
The integrated circuit of this project is not very common. The circuit is from 2003. This circuit is...
Two-LED Flasher 1 (CB20422E)
This is a variation of the two previous circuits but controlling two LEDs. The brightness of the...
DC Motor Control TC78H611FNG (CB19666E)
Toshiba's TCH8H611FNG integrated circuit makes it possible to control stepper motors up to 0.8 A...