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Recover any damaged battery with this battery recovery charger! • How to revive any battery with this... Homemade car battery charger • How to charge YOUR CAR BATTERY c... How to Charge your Cell Phone with your Car Battery! • How to Charge your Cell Phone with the Batter... How to make a homemade soldering iron with a pencil (Very easy to make) • Make your own homemade soldering iron, it can... Switching power supply tutorial, basic course! • Electronics Course #4 Switching Power Supplies I modify the output voltage of a cell phone charger! • How to change the voltage of any ... On this occasion I bring you a video about a battery charger based on a PC source, it is an advanced transformation since here I explain about the electrical diagram where the modification should be made and I also talk to you about the chip that controls the pulse width modulation (PWM), I hope it is very useful. **************************************************** If you liked it, subscribe, share and like !!! ******************************************************* Here are my social networks too: twitter: gustavod25 facebook: gustavodaboing instagram: gustavodaboing **********************************************************