I ended up finding a good deal on a Motrona si251 interpolation unit. It was a little bit more than the IBV but not much.
It worked on the first try. Documentation was much better and overall seems more flexible and more compact. -Curtis On Sun, Sep 19, 2021 at 2:18 PM John Figie <[email protected]> wrote: > John Figie > > > I forgot to post more details about the Hedenhain TNC 151 interpolator. > > http://machineability.com/Bridgeport_series_II.html > > > > On the other hand my Bridgeport series II Interact conversion which had a > > Heidenhain TNC seemed to have some comparators and logic to do > > interpolation and output a higher frequency AqB signal. The interpolation > > was not very fine, in fact it is 20 steps per 360 degrees of sin. - 5 > steps > > per 90 degrees, fairly easy to do with comparators. > > > > Regards, > > > > John Figie > > > > > >> > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
