[chbot] Odometry

[Andrew Errington]

On Tue, 31 Oct 2006 21:56, you wrote:
> I'd like to modify my base to correct for the slight differences in the
> motors and thought that odometry might be the way to do it.
>
> Anyone had experience with through hole type encoders (where the shaft
> goes through the encoder)?
>
> What about the home made reflective ones?
> Ta

Here's a good writeup with lots of detail and a handy-dandy postscript 
program for generating segmented discs.

http://www.geology.smu.edu/~dpa-www/robo/Encoder/pitt_html/encoders.html

A