DIY 1,5 V to Light Up 15 LED

by rokhmad1080 in Circuits > Electronics

1033 Views, 16 Favorites, 0 Comments

DIY 1,5 V to Light Up 15 LED

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One LED minimal need 3 V DC to light up. But on this eksperiment we can light up 15 LED with 1,5 V bateries.

Used Toroid From Broken Lamp

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images from : www.eyuana.com

I used toroid from broken lamp, and we can used transistor on this part

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This schematic for this project, look at the turn of toroid.

PCB This Project

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U can used this PCB to make this project

Finish This Project

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this picture of FINISHED my project

Alternative Design

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This alternative design for 1,5 V light up more LED.