DIY e-bikes are often easy to spot. If they’re not built out of something insane like an old washing machine motor, the more subtle kits that are generally used still stand out when compared to a ...

Main motivation for this project was a need for a more precise battery capacity monitor. Basic capacity monitors use a linear voltage model to estimate battery charge state. More complex system was ...

Code and Circuit Schematic for an ebike speed controller. The circuit involves a throttle, an LCD screen, hall sensor, battery voltage sensor, arduino uno microcontroller, a 24V motor driver and a ...

Hoverboards were a popular trend with the youths and in-crowd a few years ago, and now that the fad has largely died out there are plenty of them sitting unused in closets and basements around the ...