My kit middrive

[Sandroforms]

 

[Sandroforms]

My kit mid drive

 

[scianiac]

Appears to be conceptually a cyclone but with 219 chain instead of bike chain. A solid design I would say with better reduction than a cyclone due to the much smaller 219 sprocket and what is I'm assuming is a pretty similar first stage nylon geared planetary. Not exactly sure who it's for though.

 

[chaserkun]

I watched other videos on the channel. It is very interesting how the external speed sensor is implemented.
Since I am going to connect the speed sensor to the PPM input, I tried to use your code for PAS, slightly changing it. The RPM values were very approximate, most likely due to the fact that I do not understand lisp