Driver for piezo micropositioner (CB8118E)

Found in an Electronic Design from the 90s, this circuit uses a component of the time, difficult to obtain today.

Garage Timer (CB21432E)
Found in General Electric and 1967 documentation, this circuit automatically turns off the...
Super LED Flasher (CB7588E)
This dual flasher for high brightness LEDs was found in an American documentation from the 90's....
Simple Burglar Alarm (CB16280E)
This burglar alarm is highly efficient, depending of course on the care with which it is...