MOTM

Sound like you've been having a fun afternoon, while I've battling a Cognex 
vison inspection system for clear plastics.  I've been thinking about using 
a 6 inch or so linear pot for something like this.  Probably more money 
than most would want to spend, but I can take one from work to play with.

Hint taken Larry:)

At 10:46 AM 4/5/2002 -0600, J. Larry Hendry wrote:
>Clearly, the challenges are in the smooth slide operation of the arm that
>controls the pot, and to design the mechanics to produce a linear keyboard.
>What really appealed to me about this idea is that one could have multiple
>keyboards or indicating devices with various scales printed and swap them at
>will.  Since the controller is continuous, the number of different tunings
>is limited only by your imagination of drawing the appropriate stop points
>for your slide pointer to point at.  We need someone good with wood (hint,
>hint DH) to design and build these for us.

-dave-

http://www.hylander.com