This five-figure gear is just audio jewelry in bespoke casework. Amplifiers have been transparent to the source for a few decades now! I bet in a level-matched blind test my Sumo Andromeda would be indistinguishable from any of the above amps.
D’Agostino Progression integrated
What are your thoughts on the Progression int? How does it compare to integrated amps like Gryphon Diablo 300, Vitus 101 mkII and and Pass int250?