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Sensors and Detectors

How to Build a Two LED Temperature Indicator Circuit

Last updated on 22 April 2026 by Admin-Lavi Leave a Comment

This article shows how to build a Two LED Temperature Indicator Circuit, as it is easy and cool project and we can use this circuit for many things, like checking water shower when it is not too hot, so no damage can happen. Furthermore, also be sure computer parts, amplifier, heater and even car water […]

Filed Under: Indicator Circuits, LED and Lamps, Sensors and Detectors

Simple ON-OFF Touch Switch Circuit with Relay

Last updated on 21 April 2026 by Admin-Lavi Leave a Comment

This is an easy circuit for Simple ON-OFF Touch Switch Circuit with Relay, where we touch one time and it turn ON and touch again it will turn OFF. Furthermore, this circuit is good to control light, fan or other electronic device, where there is no need of expensive or hard parts, also there is […]

Filed Under: 555 Timer Projects, Automation Circuits, DIY Projects, Sensors and Detectors

Clap Switch Circuit

Last updated on 20 April 2026 by Admin-Lavi Leave a Comment

Clap Switch Circuit using 555 IC and Relay is small and easy project, which uses sound like clap to turn ON and OFF the 220V AC things like fan, light etc. Moreover, in this post we can help to make each part of clap switch circuit by using 555 timer IC and one with relay. […]

Filed Under: 555 Timer Projects, Audio Circuits, Automation Circuits, Sensors and Detectors

Sound Operated Music Bell Circuit

Last updated on 19 April 2026 by Admin-Lavi Leave a Comment

To begin with, this Sound Operated Music Bell Circuit is small project that play music when it hear sound like clap or knock, it use microphone to catch sound and then start music using some small electronic parts. Also, this circuit is fun, easy to make and good for hobby or decoration use. What is […]

Filed Under: 555 Timer Projects, Alarm Circuits, Audio Circuits, Sensors and Detectors

Simple Solar Powered Plant Watering Alarm Circuit

Last updated on 28 April 2026 by Admin-Lavi Leave a Comment

Simple Solar Powered Plant Watering Alarm Circuit tell us how to make small device that gives water to plant when plant need it. Furthermore, there are many ways to use solar energy but it should be clean and should not cost much, but the device used in this circuit is mix of solar power and […]

Filed Under: Alarm Circuits, Automation Circuits, Mini Projects, Sensors and Detectors, Solar Circuits

Simple Water Level Indicator Buzzer Circuit

Last updated on 28 April 2026 by Admin-Lavi Leave a Comment

This Simple Water Level Indicator Buzzer Circuit show how much water is inside the tank and also it make beep sound like alarm when water become too high or too low. Also, we can make this circuit using transistor and some other small electronic parts, however, it only beep when water touch two metal pieces […]

Filed Under: Indicator Circuits, Mini Projects, Sensors and Detectors, Water Level Controller

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