Care to list the sources used in your comparison?
Here they are...
Sources:
W+ mod UA-5
Keller Williams 2003/06/13 MBHO603a/KA200 > w+ mod UA-5 > D-8 (Joe Waldron)
Special Purpose 2006/02/17 MBHO603a/KA200 > w+ mod UA-5 > M-Audio (Jarod Watson)
STS9 2006/01/29 MBHO 603/KA200N/KA-500HN > W+Mod UA-5 > JB3 (Jarod Watson)
Sound Devices 722
RAQ 2007/02/17 MBHO603a/KA200 > 722 (Mike Taylor)
Topaz 2006/05/04 MBHO603a/KA200 > 722 (Mike Taylor)
Particle 2005/10/08 MBHO603a/KA200 > 722 (Ian Stone)
Lunatec V3
RAQ 2006/03/23 MBHO603a/KA200 > V3 > MT2490 (J Hurlburt)
Fam Groove Co 2004/11/30 MBHO603a/KA200 > V3 > M1 (Eric Foelske)
Breaking/Entering 2006/08/24 MBHO 603a/actives/KA200 > V3 > D8 (Eric Foelske)
deke dickerson 2004/07/31 MBHO603/KA200n > V3 > P1 > HHB830 (Stan Orlowski)
Sound Devices MP-2
Ween 2003/09/21 MBHO603a/KA200 > MP-2 > D8 (pedro; pwking??)
Gomez 2004/08/18 MBHO603a/KA200 > MP-2 > D8 (pwking)
Lotus 2005/07/03 MBHO603a/KA200 > MP-2 > PC Capture (Ian Stone)
BMP2+ mod UA-5
DJWilliams 2006/03/24 MBHO603-KA200 > UA-5(BM2p+mod) > M-Audio (Andrew Clarke)
Assylum St. Sp. 2006/11/22 MBHO603a/KA200 > BMP2+ UA-5 > JB3 (Dean Lambrecht)
Everyone Orch 2006/07/21 MBHO603a/KA100LK > UA-5 (BM2p+ mod.) > JB3 (Dean Lambrecht)
Lunatec V2
Jerry Joseph 2002/08/17 MBHO603a/KA200 > V2 > mod SB1-1 > DA-P1 (Eric Foelske)
Smokestack 2003/12/20 MBHO603a/KA200>Excalibur II's> V2 > DA-P1 (Doug Nawrocki)
Derek Trucks 2002/07/25 MBHO 603/KA200 > v2 > modsbm-1 > da-p1 (Kris Booth)
T+ mod UA-5
Particle 2004/11/13 MBHO 603a ka200n > tmod+ UA-5 > JB3 (Rodney Ramsay)
Big Head Todd 2004/08/07 MBHO 603a ka200n > tmod UA-5 > JB3 (Rodney Ramsay)
(no other samples were taken since all nine archive samples are from the same rig.)
Apogee Minime
Shanti Groove 2003/12/05 KA200N/MBHO603a > Apogee Mini-Me > DA-P1 (Brian Hormann)
Leftover Salmon 2003/12/05 KA200N/MBHO603a > Apogee Mini-Me > DA-P1 (Brian Hormann)
Karl Denson T U 2003/12/06 MBHO603/ka200n -> Apogee Minime -> D8 (Chase Banna)
Sonosax SX-M2
Mike Doughty 2003/04/04 mbho 603a/ka200n > sonosax sx-m2 > d8 (pwking)
(this is the only sample available on live music archive)
Stock or DigiMod UA-5
Bump 2005/09/30 MBHO 603a's(hyper) > UA-5 > JB3 (JC Tibbitts)
Tea Leaf Green 2006/01/27 MBHO 603a/KA500HN > UA-5 (d.mod.) > DA20 (Dean Lambrecht)
Matisyahu 2005/10/30 mbho 603a/ka200n > UA-5 > jb3 (Jacob Smith)
Denecke PS-2>AD-20
Derek Trucks 2003/02/15 MBHO603A/KA500HNs > PS-2 > AD-20 > PCM-M1 (Robert Dempster)
String Cheese 2002/10/19 MBHO603A/KA500HNs > PS-2 > AD-20 > PCM-M1 (Robert Dempster)
Jacob Fred J O 2003/09/21 MBHO603A/KA500HNs > PS-2 > AD-20 > PCM-M1 (Robert Dempster)
(this was the only rig available to sample)