LED lights are become very popular these days. People also call them LED bulbs or solid state lights. These lights use very less power like only 0.5 to 3 watts so they save lot of electricity bill. Before 10 years these bulbs were not so bright. But still we can make our own easy LED […]
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How to Build a Two LED Temperature Indicator Circuit
This article show How to Build a Two LED Temperature Indicator Circuit which is easy and cool project. This circuit is used for many thing like: To check water shower when it is not too hot so no damage can happen Be sure computer parts, amplifier, heater and even car water tank do not get […]
LED Strobe Light Circuit
This article show how to make one LED Strobe Light Circuit which uses famous chip named IC 555. Some knobs and resistors are used to control how much light and how fast it blink. One resistor also control the power which connects to LED. This project uses one special switch and this switch can handle […]
Light Up Simple LED with Weak 1.5V Battery and Joule Thief Circuit
This easy LED circuit with Joule Thief can make light from weak 1.5V battery! It work with white, blue and UV LED. We just need low power battery like 1.2V. Nice thing is LED still glow even if battery is very low like 0.4V. Now we can use old battery which people throw away! WARNING: […]
5 Watt LED Driver Circuit (SMPS)
This 5 Watt LED Driver Circuit (SMPS) tell how to make power supply using wall plug to turn ON bright LEDs. It is made for white LEDs but also can work with blue, green, red, yellow, even UV light. What is a 5 Watt LED Driver Circuit: A 5 watt LED light is powered by […]
SMPS Halogen Lamp Circuit
SMPS Halogen Lamp Circuit mostly need transformer for working. This post talk about new type transformer using switching power supply. It is more simple than older transformers and can work with other bulbs too if they do no use radio wave RF. This new design also save energy. What is a SMPS Halogen Lamp Circuit: […]