voice operated relay

Mini Voice Operated Relay

…additional place on the PCB but it will easier for you to make some adjustment. The kit of this circuit available at kitsrus.com and electronickits.com, you may buy the circuit…

Ultrasonic Motion Detector Schematic Diagram

Ultrasonic Motion Detector

…delay for the reset. The circuit available in kit, you can order the kit at kitsrus.com or electronickits.com. If you want to built the ultrasonic motion detector by yourself, just…

Tube Distortion Pedal Circuit Electronic

Tube Distortion Pedal

…to other music genres such as electric blues and jazz fusion. Download the tube distortion pedal schematic in PDF file: Tube Overdrive/Distortion Pedal 1 file(s) 13.72 KB Download Circuit Diagram…

automatic light controller circuit

Automatic Light Controller

…detailed and complete explanation about how this automatic light controller circuit work, you can download the document in PDF version: Automatic Light Controller Circuit Project 1 file(s) 193.19 KB Download

7W Amplifier TDA2003 Kit

7 Watt Audio Amplifier with IC TDA2003

…1 file(s) 223.87 KB Download Circuit Manual Download TDA2003 Datasheet Document: TDA2003 datasheet 1 file(s) 154.26 KB Download Datasheet The kit version of 7 Watt audio amplifier with IC TDA2003:…

LED Flasher Circuit Electronic

LED Flasher with LM3909

This is a very easy and simple LED flasher with only three components: a flasher IC LM3909, a LED indicator and an electrolytic capacitor. The supply voltage is 1.5V, so…

Stage Center Reverb guitar effect circuit diagram

Stage Center Reverb Guitar Effect

for the circuit it self. The circuit also easy to built, it need 9V DC supply to work. The operational amplifier (op-amp) is a quad type by using RC4136N IC…

Car Audio System Anti Theft Security Circuit Diagram

Car Audio System Anti Theft Security

…time. You may make your own experiments as needed. Gate N4, with its associated components, forms a self-testing circuit. Normally, both of its inputs are in “high” state. However, when…

2 x 1W Stereo Amplifier Schematic Electronic

2x1W Stereo Amplifier with IC KA2209

…C2, C3______470uF/16V C4, C5______100uF/25V C6, C7______100nF IC__________KA2209/TDA2822 IC socket___8 pin The kit for this stereo audio amplifier circuit is available at elektronickits.com Download 2x1W Stereo Amplifier with IC KA2209 circuit…

Portable 230V lamp flasher circuit electronic

Portable 230V Lamp Flasher

…the dangerous electrical shock, please be careful while constructing, testing or repairing. Download the Portable 230V Lamp Flasher circuit PDF document: 230V Lamp Flasher Project 1 file(s) 232.61 KB Download