Circuito eletrônico para substituir pilhas
Welcome to the channel. In today's video I show you how to make an electronic circuit to replace batteries with a common USB cell phone charger.
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Before You Trash Your Old PC Power Supply... Build This!
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Modify Any Charger and Adjust Its Voltage.
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Como ligar lâmpada pelo controle sem fio 1 parte do vídeo
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How to change the voltage of any cell phone charger with a simple trick!
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Turning Battery-Powered Devices into Cordless Power Sources
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Multimeter with cell phone battery and micro USB socket - USE CONTROLLER BOARD TO RECHARGE!
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Unbelievable Workers | Working with Talented Engineers #46 #fail #adamrose #smartworkers
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5V to 1.5V Converter for Wall Clock
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Faça isso e nunca mais compre pilhas!
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how to convert 5v to 3.7v / easy to make
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How to Exchange BATTERY for CHARGER
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Simple Trick to Change the Output of Switching Power Supplies
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I Modified My Bicycle To Run Lightning Fast. Everyone Was Amazed!
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Everything you need to know about how to connect an LED or multiple LEDs - which resistor to use;...
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Every Component of a Switch Mode Power Supply Explained
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Don’t Buy a New Lithium Battery Yet — Revive an Old One in Just 1 Minute 😱
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Make a Simple Battery Charger LM7815
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Revive Any Dead Li ion Battery! Your Battery Will Last Forever
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Unbelievable Smart Worker & Hilarious Fails | Construction Compilation #8 #adamrose #smartworkers
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