Do all tubes glow

In my CDP the two 6922 tubes glow and the two E83CCS do not glow but are hot, and the unit seems to play fine. Thoughts?

jl3512-31-2015 2:22am

jl35 OP Details Discussions Posts This discussion Message User 3,977 posts 01-01-2016 at 12:54pm Copy Comment URL Report Comment Edit Delete Curious rja if the new tubes break in only while playing music, or simply by having the player turned on?
oddiofyl Details Discussions Posts This discussion Message User 3,797 posts 01-02-2016 at 03:33pm Copy Comment URL Report Comment Edit Delete Most do, Sovtek 12ax7LPS barely do though, it's hard to see but they do.
rja Details Discussions Posts This discussion Message User 2,370 posts 01-04-2016 at 05:19am Copy Comment URL Report Comment Edit Delete jl35, Yes mine has volume control. As far as I know the tubes would only be breaking in while on not when the unit is in standby.
jl35 OP Details Discussions Posts This discussion Message User 3,977 posts 01-04-2016 at 01:50pm Copy Comment URL Report Comment Edit Delete Thanks rja, Do the tubes break in simply by having the player on, or only when music is being played? Thanks...
rja Details Discussions Posts This discussion Message User 2,370 posts 01-04-2016 at 08:19pm Copy Comment URL Report Comment Edit Delete I think they’re breaking in any time juice is flowing through them. So if they’re glowing even with no music they’re breaking in. Caveat: I'm no expert on this. If I'm wrong I hope someone corrects me.