Not snobby, but you are probably in a minority when it comes to this type of DIY project here. Maybe the best thing to do is study turntable/arm design and do the math etc so that your project has some rationale behind it. There are so many variables that go into a successful arm design that it becomes a daunting task for any of us to take you by the arm and lead you though the tangle of calculations and considerations.
What is your expectation here? Were you simply trying to find a kindred spirit who has also been through this process?
What is your expectation here? Were you simply trying to find a kindred spirit who has also been through this process?