Archive for the ‘Engineering’ Category

How do I power LEDs on a 24vdc electric bike?

Friday, March 27th, 2009
redscott77092 asked:


Where I found a driver to let me run with the torch LED taillights etc off the traction system with a pair of 12VDC batteries in series. They aren 't the large amp-hours, so the incandesents not ninguÌ? No good.

Fast Electric Scooter

how do i get electric bike to spin the chain?

Wednesday, March 25th, 2009

csmuch41 asked:


i wanted to make an electric bike but i dont know how to make the chain spin… how does it work?

does electricity and battery make it spin or what how does this all work?

Electric Mountain Bike