Nice review, thanks! But it think we should also put their prices beside their names also, given a Final is $3800 headpone, costing it four times as much as the Quad. So, sounding better is a must, for that price :)

I'm also using the Quad with the R2R-11, but the THX 789 is under way, i hope it won't get stolen/lost because its in Germany since last Monday.. I'm switching to the Topping D70(i have it already)+THX 789 combo from the R2R-11. If i get the amp, i will report back how its sounds :) I got a very...