The following circuit was requested by one of the readers of this blog Mr. Keval. The actual request was for a rain triggered windshield wiper circuit, but the idea here has been […]
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How to Buy and Use RF Remote Control Modules – Control Any Electrical Gadget Remotely
Remote controls have always been an intriguing device for all of us because of one good reason: It allows us to operate distant gadgets with a flick of a button, […]
Building a Sec Exciter – By Steven Chiverton
One of my friends who is an inventor, a mad scientist and an intense electronic enthusiast Mr. Steven Chiverton is always upto discovering and making intriguing electronic circuits and gadgets. […]
How to Make LED/LDR Opto Coupler
Ever needed an application where the resistance of a resistor needed to vary proportionately in response to a PWM or a varying analog voltage? Yes, this is where an LED-LDR […]
4 Simple Battery Desulfator Circuits Explored
In this article we investigate 4 simple yet powerful battery desulfator circuits, which can be used to effectively remove and prevent desulfation in lead acid batteries. The first method uses […]
Make this Thermo-Touch Operated Switch Circuit
The circuit explained here employs a rather different approach for implementing a touch operated switch action. Here instead of the resistance, the warmth of the finger is used for sensing […]