Just uploaded 5 Cornell Plexi 18/20 through a Matamp 2X12 profiles. They are:
CornellPlexi 18/20 Cl - Clean on treble channel, volume at about 2.
CornellPlexi 18/20 Vol4 - Normal channel, volume on 4 - nice crunch
CornellPlexi 18/20 Vol4T - As above but on treble channel
CornellPlexi 18/20 Vol8 - Normal channel, volume on 8
CornellPlexi 18/20 Vol8T - Treble channel, volume on 8
Cheers,
Jim