> I need a small, single-turn pot that has a long wiper life
> and low noise
> during travel.  Something like a servo feedback pot, but tiny.
>
> Are there any non-contact components (optical?) that can
> accomplish this?
>
> Recommendations welcome as always.  Thanks.

As you need it tiny, I suspect it may be practical to think about making
your own LVDT sensor. If the travel is short enough then you could probably
use a potcore winding former for the windings, and a ferrite slug as the
moving element.

--
http://www.piclist.com hint: PICList Posts must start with ONE topic:
[PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads