How portable does it need to be? If it's just for your desk, get a 12VDC wall adapter and use a variable resistor to vary the speed. Or get an adjustable wall adapter and just use the voltage selector on there to change the speed.
Quote:
Originally Posted by ecsw
why does ppl here always want to pick on me?
I created posts in other forums to help other ppl with many DIY projects. Some electronical and some mechanical, but mostly got respected. the only place I never get a "thank you" and have people doubted what I say is in here.  |
Cause what you're saying will fry his USB ports...