I've had a Raven Osprey MK 3.1 for the last month. Doing side-by-side comparison with McIntosh MA252, PrimaLuna EVO 300, and Octave V 40 SE. Raven Osprey is my choice of the four. Perfect blend of tube fullness and transparency.
Thinking about writing up my experience in next few weeks.
Thinking about writing up my experience in next few weeks.