Better VTOL Configuration for Personal Aircraft

Something is wrong with the computer running the LinuxCNC. As I generate steps in software I need it to be fast. I'm getting errors in the real time kernel. Eventually I figured it out: The thermal paste on the heat-sink have dried out and provided inadequate cooling to the CPU.

The parts for the motor driver have arrived, I am assembling them.

Posting pictures and video for the Y axis movement.

Posting pictures and video for the Z axis movement.

I've cut the aluminium profiles and started to build the frame. Here are some pictures:

Motor drivers: I ordered TB6600 motor drivers and I made a simple board to interface to the parallel port. Schematics: Layout: I found an old computer and I installed  LinuxCNC . It seems to be working fine.