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[DPRG] Handy Board and Encoders

Subject: [DPRG] Handy Board and Encoders
From: Sluggy slugmusk at linuxlegend.com
Date: Wed Sep 5 09:38:46 CDT 2001

Kipton Moravec wrote:

> We still get back to the jitter problem.  David Anderson says he has not
> seen it, but I do not see how it can not be there, unless the motor has
> detents. (Which I doubt).

The recently popular Pittman motors are indeed of a low-detent or
low-cogging design; that's what the helical core buys us.

I would think that Schmidt trigger input processing should minimize, if
not eliminate, much of the jitter problem. The Hammatsu devices may do
that internally, keeping it from happening to David Anderson's legendary
SR04. :)

Sluggy!

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