[Tom Stanton] wanted to see if supercaps have any practical use on e-bikes, and built a DIY electric motor in the process. One of the problems with supercaps is the rapid voltage drop during ...

DIY electric bikes made easy with Rubbee [w/video] Hey, it may not be the coolest looking thing in the world, but the newfangled Rubbee electric-bike kit will get you across town without pedaling ...

there’s a perceptible drag from the motor, but it doesn’t render the bike unrideable. The description of a Swytch kit aside, it’s time for some more general impressions about electric bikes ...