In Reply to: 9N position Control posted by Bob on August 03, 2021 at 15:16:40:
I built two of these units based on plans published in the 9N-2N-8N-NAA Newsletter, authored by Phill Christiansen.
They are complete with one exception. Plans call for a 3" fiberboard disk. I have not located such a product.
If interested, please email me.