ARC PH7 Owners is it worth updating to new 5881

ARC PH7 Owners is it worth sending my unit back to ARC for the 5881 tube update? If so, what are the differences in sound or reliablity?

etbaby02-11-2010 2:04am

bifwynne Details Discussions Posts This discussion Message User 2,206 posts 03-04-2012 at 11:49pm Copy Comment URL Report Comment Edit Delete I own an ARC PH-7 w/ 5881 upgrade. Not a hint of trouble. It sounds great.