How to Convert your Laptop Charger to Adjustable Battery Charger

#ErCanEverything #DIY #PowerSupply

🔊In this video I will turn an old laptop charger into adjustable battery charger using a potentiometer that can be adjusted from 12.0V to 22.5V

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📌ZOYI ZT-702S Digital Oscilloscope
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📌ATORCH DL24MP - 150W Battery Tester
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📌3 Wire Green Voltmeter
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📌20 AWG Silicone Wire
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📌10K Potentiometer
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📌10K Trimpot Trimmer Potentiometer
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