Found in documentation from the 1980s, this circuit uses a SG1524. It is an uncommon integrated circuit nowadays. The circuit provides a current of 20 mA with a symmetrical voltage between 15 and 18 V.
The SCR sector of this circuit can be powered by high voltage AC and instead of the LEDs we can...
This circuit was obtained in a General Electric documentation from the 90's. The circuit consists of a...
This is the name of an interesting lighting effects device for discos, ballrooms or even shop...