Here the circuit diagram of electronic siren based NE555. This circuit produces a sound like factory siren. It applies a…
This is the schematic diagram of Western music generator circuit based on single IC HT82207. This circuit is able to…
This is the circuit diagram of beeper sound. The circuit will generate the sound of a beeper which similar with…
Do you have a bicycle..? why don't try to build this circuit..?. Powered using battery 3-6V. This circuit will help…
This is the very simple way to play a song with single 1.5 battery. You can build this circuit for…
Here is the circuit diagram of lantern dimmer / flasher designed by Tony Van Roon: There are two circuit modes:…
Here the circuit diagram of eight sound effects generator. The circuit will generate 8 type of sound effect, amplify the…
This insect repellent circuit will repel insects such as mosquitoes, flies and cockroaches from your home or yard effectively. circuit…
This simple 220V light dimmer circuit can be used to adjust the brightness of mains lights. It also can be…
This is a sound activated switch circuit. It's will turn on and turn off based on a loud sound such…