This is simple to build and cheap motorcycle alarm circuit which could be fitted in motorcycles to take care of…
Here the cheap hearing aid to help people who have hearing loss. Commercially available assistive hearing devices are quite expensive.…
This is definitely an effective 4-output stage stabilized DC power supply unit for testing electronic circuits. It delivers very well…
This is the 220V / 200W lamp flasher circuit diagram. The frequency/speed of the lamp flashing can be adjust with…
Here the circuit diagram of low cost water pump controller. The automatic pump controller minimizes the need for any manual…
This is the fire alarm circuit which use LDR to sense the smoke from the fire, so it can be…
ADC0808 - Simple Analoque to Digital Converter This is a very simple analoque to digital converter circuit based on 8-bit…
This is the diagram of heat detector circuit which already integrated with siren circuit in the output. This circuit applies…
This is a low-cost and simple intercom circuit design. Some intercom circuits is build by applying integrated circuits. The circuit…
Automatic Switching-on Emergency Light The schematic diagram shown right here is the automatic switching-on emergency light circuit which is controlled…