Found the link:
Musical Power Supplies, Inc. - Products
You're correct. The tested OPTs are:
OT10SE-HF-5K-SPEC:
21H primary L at 0mA
160 Ohms DCR
THD at 2W/1kHz 2.5%
Power at 35Hz 10% THD - 1.92W
OT10SE-HF-5K:
20H primary L at 0mA
160 Ohms DCR
THD at 2W/1kHz 1.53%
Power at 35Hz 10% THD - 1.65W