Datacolor User to User Support Group.

--- In datacolor_group@yahoogroups.com, "Keith R." <kjrslr@...> wrote:
...
> I know I'm coming to this later than this was originally posted(4FEB2008) but I just recently downloaded QTR and am trying to wade through the multitude of questions and answers on this and the QTR forum.
> My first question at this time is the above post from Mr. Miller states the use and measurement of the 21 step wedge. Is there a problem if the 51 step wedge is used instead? Or is the SP3 software only able to handle the 21?

No problem with PrintFix Pro reading the 51 set wedge.... but Roy Harrington, the developer of QTR,  recommends the 21 step wedge to give the smoothest gray ramp. Roy found too many samples can create a not too smooth gray ramp.