ESC

An Experiment On Small Vehicle Transmission

TL;DR; I've swapped the brushless inrunner in my RC car for a brushless outrunner from a multicopter. Quieter, wider throttle range and a tad more torque in high revs. Most folks want to make their RC cars run fast. My case is the opposite: I want to capture clear pictures without blur for training a neural network to drive the…

New ESCs, 3D Printed Raspberry Pi Mounts

The last incendiary event made me soon figure out that new ESCs would be required if I'd want to get the craft off the ground anytime soon. I went and grabbed a bunch of T-Motor Air 20A ESCs, whic turned out to be quite the reliable little beasts, and quiet too. Granted, the whole cable management business was a bit more…

Flash & Burn, ESC edition

Many ESCs produce a high-pitched whining noise while running the motors. This is a result of the current switching that happens at the ESC. In many models, the frequency of switching is in the high audible range, and this translates to whining noise. If you've been following this blog for some time, you;d know that one of my main goals in my…