I'll bite and ask a couple of specific questions:
It looks like the brass cylinders are affixed to the bottom of the platter and they would therefore be the fulfilment of a "metal-loaded acrylic platter". Does it work that way? What kind of bearing do you use? What kind of bearing shaft? Which motor did you choose and why? Speed controller?
It looks like the brass cylinders are affixed to the bottom of the platter and they would therefore be the fulfilment of a "metal-loaded acrylic platter". Does it work that way? What kind of bearing do you use? What kind of bearing shaft? Which motor did you choose and why? Speed controller?