Hey Guys!
Francis asked about Fostex drivers on OB here's a link:
http://boozhoundlabs.com/audionerdz1/
I have no experience with any Fostex 6" or 8" FR drivers but these guys seem to like it.
Another link - OB/755C:
http://richielynn.tripod.com/id5.html
And a Japanese site:
http://homepage3.nifty.com/western/audi ... we755a.htm
scroll down to the bottom. Tiny pictures which show an OB of similar proportion.
JE