Graham, Here is the note from Art
>
> > Terry:
> >
> > Most have found one is good enough. 36 may work just as well
> though, if
> > you use the 36 per rotation, feed them into the timing input, not
the
> index
> > input..
> >
> > Thanks,
> > Art
My Boxford lathe has two sets
1 is 1 PPR
2 is 36 PPR.
I know 1 works ok and am still experimenting with 36. (:~)= Terry