LED and Light
Switched ON Bike Lamp
Do you have a bicycle..? why don't try to build this circuit..?. Powered using battery 3-6V. This circuit will help…
LED Pilot Light using FET
This is the LED pilot light (or LED indicator) circuit. LEDs (Light Emitting Diode) part are interesting things. They only…
Lantern Dimmer and Flasher
Here is the circuit diagram of lantern dimmer / flasher designed by Tony Van Roon: There are two circuit modes:…
LED Flasher 2-Transistors
The following is LED Flasher circuit which use 2 transistors for LED switching. The circuit works similar to flip-flop operation.…
220V Light Dimmer
This simple 220V light dimmer circuit can be used to adjust the brightness of mains lights. It also can be…
220V LED Flasher
This is a 220V LED flasher circuit which is intended as a reliable replacement to thermally-activated switches used for Christmas…
Courtesy Light
The following scheme is a courtesy light circuit you can use to delay an electronic device to be disabled. For…
3V Lamp Brightness Controller
Here's the 3V lamp brightness controller circuit diagram used to control the brightness of the light bulb. You simply use the…
LED Flasher with LM3909
This is a very easy and simple LED flasher with only three components: a flasher IC LM3909, a LED indicator…
LED Color Fade Effect
This is the circuit of LED color fade effect. Just like the name of the circuit, the light intensity of…