Hey, Kevin!
Dunno, but Tom Ledoux is pretty on top of Vt in the CW.
You might wander into the message board on their web site. Guy there named David R. Mayhew is absolutely awesome in how knowledgeable / helpful he is! If anyone knows, I'm thinking it will be him.
Here's the link to the message board (hopefully it will work):
http://pub19.bravenet.com/forum/show.php?usernum=1566370039
Mike