In this post we are going to learn about a few easy to build, compact 1 watt LED bulb circuits. The first circuit is SMPS based, the second design uses […]
Lamps and Lights
How to Make a Simple 12 Volt LED Lantern Circuit
In this post we will try to build a simple 12V LED lantern circuit which may be used at night while travelling and outings such as in picnics, trekking, or […]
Simple Hi Efficiency LED Torch Circuit
A simple LED torch circuit that would light up 3 white LEDs from a 6 volt supply and would make your battery last forever is described here. A useful voltage […]
40 watt Electronic Ballast Circuit
The proposed 40 watt electronic ballast is designed to illuminate any 40 watt fluorescent tube, with high efficiency, and optimal brightness. The PCB layout of the proposed electronic fluorescent ballast […]
Making LED Lamp using Cellphone Charger
A plug-in type powerful wall LED lamp can be built at home by using a few white LEDs and by powering it through a cell phone charger. The power from […]
How to Illuminate 100 LEDs from 6 Volt Battery
The article explains an innovative way of driving more than a hundred white LEDs from a 6 volt battery. The circuit utilizes the IC 555 for driving a step up […]