دانلود فیلم جدید ۳ Amazing Hand Powered Tools | Life hacks

۳ Amazing Hand Powered Tools | Life hacks تماشای آنلاین و دانلود با لینک مستقیم برترین کیلیپ ها و فیلم ها
Watch the video to know how to make 3 simple hand powered tools at home in your free time. The tools prove to be a very useful life hack to generate energy from a DC motor in case of power cuts.

1st: Hand Powered Mobile Charger
Make a hand powered USB charger for a mobile phone using a DC motor. Also, make a 5v power supply circuit using a 7805 voltage regulator

Materials Required:
Geared DC motor (the one used in video is 12v, 100 rpm)
Waste CD/DVD
Wooden stick
Bottle caps
General purpose PCB board
7805

 دانلود فیلم