Wyetech Labs Ruby Std preamp - any views?

My curiosity has been piqued by this tube preamp, designed with an original circuit layout. Does anyone have any opinions?

spiritofmusic12-31-2013 12:20am

cobra2 Details Discussions Posts This discussion Message User 8 posts 02-10-2014 at 08:56am Copy Comment URL Report Comment Edit Delete About remote-control; I fitted a Bent-Audio (TAP) in my friends OPAL. Bent-Audio also have other systems.