This Simple Led Driver Circuit using IC LT1932 chip works like special power for LED lights. LEDs do not like too much or too little power so this circuit gives just a right amount and then LED shine good and live long. LT1932 chip work like traffic police it controls power flow nice and smooth […]
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Ornamental Flashing LEDs Circuit
This Ornamental Flashing LEDs Circuit makes LEDs blink nice way. It have a tiny timer chip to control ON and OFF blink. We can use blinking LEDs to decorate, art or to attract people. If we can change the speed and the order of LED blink we can get different style and effect. It makes […]
Outdoor Garden Solar Lights Circuit
Imagine small suns making light in our garden at night. This Outdoor Garden Solar Lights Circuit works like small power house for our garden flowers. In daytime solar panel take sun energy and put it in battery. Then night time come smart circuit take that energy and make LED light ON so our garden stay […]
Simple 2 LED Battery Status Indicator Circuit
This Simple 2 LED Battery Status Indicator Circuit work like gas meter but for battery. It uses LED lights to tell how much power battery still have. One light mean battery is full another light mean half power and last light mean time to charge. It use small parts like resistors, Zener diodes and transistors […]
Automatic Night Lamp Circuit using IC 555
This Automatic Night Lamp Circuit using IC 555 works like smart switch for night light. It have one special light sensor called LDR to check how much light is outside. When night come and outside become dark the circuit turns ON the lamp by itself. Then when morning comes and light comes back it turn […]
Aquarium LED Lighting Circuit
Make ones fish bowl bright and colorful by this Aquarium LED Lighting Circuit which work like tiny sun for fish tank. It have special LED lights that light up water. Some circuit are also smart enough. They can turn ON or OFF by self when room get bright or dark like day and night time. […]