They use tubes.
As to how long why not contact ARC?
BTW, they listen to every unit before it leaves the factory - and I think a single person still does all the final listening - yet another guy named Wendell from a high end audio co. in Minnesota - what's in the water over there??
As to how long why not contact ARC?
BTW, they listen to every unit before it leaves the factory - and I think a single person still does all the final listening - yet another guy named Wendell from a high end audio co. in Minnesota - what's in the water over there??