Hi,
Here is my first DOF driving simulator :
The actuators are 2 SEW 3x220V AC motoreductors + 1x220-->3x220V drivers.
The sensors for the angular positions are non-contacting direction/step encoders 512ppr.
The 2 white gear wheels are 3D printed.
The computer in an home made box ...
And the electronic board :
It's based on ...