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In this video, i will use a 12v 2 Amp Transformer and a fan speed controller to make a variable output voltage power supply for operating DC Motor and charging my 12v Batteries. Capacitors are optional but their use makes the output dc line smooth. My Dremel here : https://www.banggood.in/custlink/33DyC17Uhb My Adjustable Power Supply : http://bit.ly/2IAhX6b My Cordless Hammer drill:http://bit.ly/2qzpk7e 20%OFF Coupon Code for Hammer drill::BG7322 My MUSTOOL X1 Clamp Meter:http://bit.ly/32n1U3s My Stainless steel digital Vernier caliper:http://bit.ly/2PlJElW My Bench Drill Press:http://bit.ly/38rMc9V Heat Shrink Tube : http://bit.ly/2whf9Dy #batterycharger #12v #actodc #220v #amazing
