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Hi Mike, Sorry, I just wanted to have it short. But the story is: I have 2 of those old FreePlay spring powered wind-up radio's (Freeplay FPR2 and 360), and I was wondering if I could make a phone charger with the same principle. So instead of all those direct hand-cranked chargers, one which...

Hi, That looks good! Do you think the torque won't be too high? I tried another 3-phase and that one had too much torque...

Hi jraef, Thanks for your reply. That's what I meant by use a motor as a alternator/dynamo. Yeah, you can call it a generator too ;-). I already ordered a low drop regulator and some capacitors to get a steady 5v output. Ill have a look at your link. Thanks!

Hi, I would like to have some help finding a suitable motor, used as an alternator/dynamo, that can generate around 6V and 600mA at low rpm (2000-2500 rpm). I have been searching for a motor for days and I have trouble to find one. There are just too many types and sizes and my knowledge on...