In searching for an answer, I happened to stumble across a post on our sister Live Sound forums that kind of addresses this issue [±3db]. Here is the link
http://forums.prosoundweb.com/index.php?topic=153491.0Additionally -- there was a wonderful signature file on one of the responses... so, while I don't have a hard and instantly verifiable answer to your enquiry... I did find a phone number!!
Kyle CHIRNSIDE
Senior Manager, Applications
MUSIC Group
MIDAS
+1 702-800-8290 for tech support or
CAREProf@music-group.comI hope this is of some assistance.
Peace