NOTE: I realize I am posting this in a head-fi forum, though I am providing very limited information about the headphone output in the following review of the Tube DAC-11.  From the little listening I was able to do on headphones (decidedly budget Sennheiser HD203s at that), the sound...

I have had a serious lust-on for a Grant Fidelity Rita-880 integrated since hearing one in vancouver a couple of years ago. With a compliment of muscular KT-88s and some beautifully outrageous looks with the meters and mirror buffed silver frontplate (sadly replaced in black in current models)...