I just added the Orion's claimed IMDDR3 spec to the 
previous table of ARRL test measurements at 5 kHz spacing:
Rig                           IMDDR3           BDR
Ten-Tec Orion                  101 (claimed)    ?
Elecraft K2                     88             126 
Ten-Tec Omni 6+                 86             119
Yaesu FT-1000MP                 83             111
ICOM IC-756 Pro                 80             104
Yaesu FT-1000MP Mark V          78             106
ICOM IC-775DSP                  77             104
ICOM IC-706 MkII G              74              86
Yaesu FT-1000MP Field           73             107
Kenwood TS-570D                 72              87
ICOM IC-756                     67              98
ARRL Test Data:  http://www.elecraft.com/K2_perf.htm and
http://www.arrl.org/members-only/prodrev/pdf/pr0208.pdf  which
adds the FT-1000MP Field to the summary on the Elecraft page.
Ten-Tec Data:  http://www.tentec.com/TT565.htm
                                        73,  Bill  W4ZV
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