This project is just fascinating for an electronics lover. The security light in this circuit uses a special sensor. Standard light switches are used to manually turn the light ON and OFF. Unlike other lights this one has a motion sensor built in. The sensor detects movement like a person walking by. When there is no […]
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Simple Roulette Wheel of Fortune Circuit
With the help of this circuit one can create an entertaining electronic game that resembles a little roulette wheel of fate! When the game begins a circle of ten lights flashes in a random order. Until only one light remains ON the lights continue to change. The winner is that! Since one never know which […]
Simple Day Night Activated Switch Circuit using a Triac and LDR
This article teaches how to construct a circuit that in response to the amount of light outside automatically switches objects ON and OFF. All you need is a light sensor LDR, a resistor, a capacitor and a special switch known as a triac. This circuit is commonly used to activate alarms which shut ON lighting […]
Simple USB Lamp Circuit
This circuit explains how to construct a little nightlight that runs on the USB port on a desktop or laptop. Designing this circuit requires only a few essential components like: Similar to USB socket which is found on the end of the cell phone charger. An LED which produces a tiny light with low power […]
Simple Triac Flasher Circuit
Building a circuit to switch a regular lightbulb ON and OFF is described in this article. Using a knob with the lights blinking speed can be changed from about two to 10 times per second. What is a Triac Flasher Circuit: An electrical circuit known as a triac flasher circuit is designed to make a […]
Simple 220V AC Light Dimmer Circuit
Building a 220V AC light dimmer switch for the lights at home is explained in this post. With the help of this dimmer one can control how bright the lights get by carefully turning off the current. Creating high voltage circuits can be risky. An experienced electrician should install it in ones house and should […]