On Friday, March 13, 2020 at 5:55:15 PM UTC-4, Jim Wilkins wrote:
Jim Pentagrid wrote a nice article on balancing a bench grinder. It is not
rocket science. He used a small loud speaker with some clay as the vibrat
ion pickup. I ordered a couple of acelerametures from China to balance a p
ump. They are really cheap ar $1.79 But the virus is keeping them away.
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