This one is special and has 2 separate tube preamps designs in one unit, which his stock one does not. It was named "Sonic Sunray". It's one of one, signed on the back by Chris.
Specs and layout:
(1) Rembrandt EF86 based pre
(1) Monet 12ax7 based pre
Both sides have the following specs:
-Jensen Transformer balanced in/out
-Variable Impedance
-Variable Hi pass
-DI
-10db Extra Gain boost
-Phase/Phantom
-Gain Knob (pushes the saturation of the tubes)
-Trim Knob (output level)