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Re: [Phys-l] Discrepant amplitude measurement



A 13 track encoder would give a resolution of 0.0439 degrees (if I understand it correctly)
Wonder how this compares with the current 'hands-off' methods?
.
At 2:08 PM -0700 8/3/11, John Denker wrote:

If I were instrumenting a clock, I'd start by putting a Gray-
coded optical encoder on it (not just a single photogate).