HEADS UP! the techs at apogeee do not recomend aggregation . a few hours into my exp. and my system crashed and now maestro ,ensemble, and my core audio ,dont want to get together and communicate. working on the fix now, no biggie time wise, and i can bust the horn section down to a sub mix with another board....i will post the techs solution and what occurred in my system when i have it all back together again...more to come.