This post teaches how to make Simple 220V AC Light Dimmer Circuit for home lights; also with this dimmer we can make light more or less bright by turning OFF current slowly. Note: Working with high voltage is not safe; good electrician should fix this in house and only do if big person is watching. […]
Simple Electronic Fishing Lure Circuit
This article for Simple Electronic Fishing Lure Circuit shows how to make electric fishing lure; which uses small buzzer to make sound when fish come. Also, this circuit is easy to make and works very well; but however, fishing rules vary from place to place, so before using an electric lure, check whether your country […]
Simple Lie Detector Circuit using Transistors
Have fun making this Simple Lie Detector Circuit using Transistors. Real lie detectors are very hard and complicated so this one is not perfect; but it is fun way to see how body react when its in stress. Also, this circuit works by detecting changes in sweat to check whether someone may be telling the […]
Simple RF Sensor without Battery Circuit
This article for Simple RF Sensor without Battery Circuit show how to make small tester with no battery, also it help to check if radio transmitter is working or not. Moreover, the tester receives power from radio waves sent by the transmitter and if the transmitter works properly, the LED light blinks to indicate it. […]
Induction Heater Circuit
This article for Induction Heater Circuit teaches us how to make one circuit and this circuit make iron things hot using magnet. Also, we call this thing “induction heating.” WARNING: Making this circuit with big current and voltage is dangerous, so so only with adult watching and use good safety gear. Moreover, it is not […]
Echo Effect Generator Circuit
This Echo Effect Generator Circuit tell how to make circuit for echo sound in music. Here, transistors like BC547 create an echo effect that makes the music sound as if it is playing in a large space. What is an Echo Effect Generator Circuit: To make echo sound in audio we have used special electric […]