Collaborate Disseminate
Sometimes, a little puny matchbox-sized electronic speed controller (ESC) won’t do the job. If you find yourself looking for something heftier, say, in the range of hundreds of amps, you …read more Continue reading 300 Amps Through an Open Source Speed Controller
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 …read more Continue reading An Open-Source Ebike Motor Controller
We’ve seen a lot of motor driver boards for robots and the odd electric skateboard. What we haven’t see a lot of is one big enough to drop into an electric vehicle.
The Axiom motor controller was a winner of the bootstrap contest and is a Finalist in the 2019 …read more
Continue reading Axiom, A 100+kW Motor Controller for Making Big Motors Move
[Adam Zeloof] (legally) obtained a retired electric scooter and documented how it worked and how he got it working again. The scooter had a past life as a pay-to-ride electric vehicle and “$1 TO START” is still visible on the grip tape. It could be paid for and unlocked with …read more
Continue reading Retired Rideshare Scooter Skips the Reverse Engineering to Ride Again
[ITMAN496] and his local HAM radio group entered the Power Wheels Racing Series with great intentions, a feeling of unlimited power, and the universal spirit of procrastination all hackers share.
It wasn’t the first time his group had worked together on something a little different, such as a robot that can deploy an antenna by climbing poles. However, this one had a time limit and they ended up trying to fit it all in the week before the race.
They had a pretty good design. [ITMAN496] had modeled the entire frame in SketchUp and even did physics simulations to get …read more
Continue reading Fail of the Week: Power Wheels Racing Series