Re: [CAD_CAM_EDM_DRO] quadrature endcoder woes?

Aaron wrote:

>I just installed a US Digital encoder (E4P-300-250-T) on a motor. It
>was a royal pain as the centering tool was pretty tight on the motor
>shaft and then the centering tool was quite tight on the PCB when I
>pressed it into place.
>
>With my motor running at a constant 1 rpm, I get the following scope trace:
>http://www.bright.net/~agarb/quad.jpg
>
>

Your scope is set for 1/10th of a second per division. Set it for a much
faster sweep rate, and you will likely see a more reasonable trace.

Jon