They're pricey, but I've played with and had good results with CUI's AMT series
http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail?name=102-1307-ND

-Adam

On Fri, Aug 22, 2008 at 6:51 PM, Grif w. keith griffith
<kgriffit@wolfenet.com> wrote:
>
> Need a digital output rotary encoder.  quad, grey, bcd, sq wave with
> a direction flag... whatever.  Needs to be small, say like a nice,
> normal audio pot, 1/4 shaft and 1024 state changes per 90
> degrees.  Not any room for a gear train or anything fancy like that.
>
> Joy stick sensors.  Not a lot of room.  It'd be nice to get rid of
> the analog pots since everything else is digital of some sort.
>
>
>
> W. Keith 'Grif'  Griffith
> N7IVS
>
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