This very detailed Dimmer was found in an English documentation from the 90's. The SCR could be a modern equivalent like the TIC106. The circuit is only suitable for incandescent lamps.
This article is old, from 1994. But, for those who have an old PC and want to use a joystick from...
This flasher for power loads such as lamps and LEDs uses a 555 as an oscillator. The supply...
The output current is of the order of 100 mA maximum, but the transistor used can be changed for...