How to Make a Variable Voltage Mod E-Cig Personal Vaporizer
steeljan
299 89.4K
At the heart of this mod are the Texas Instruments PTR08100W 10A, ... to 14V input switching regulator and the RC helicopter voltage display.
intro music by Kevin MacLeod
filmed with a Kodak Zi8
edited in Windows 7 with Windows Live Movie Maker
