Tube headphone amp?

Guys,

Looking for a good tube headphone amp for my Grado SR80

wig07-12-2010 3:37am

kevin_p Details Discussions Posts This discussion Message User 1 posts 07-12-2010 at 01:53pm Copy Comment URL Report Comment Edit Delete Mapletree Audiio Ear+ HD Super, particularly suited to Grado, but also has a high impedance output.