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Tube amp question

Posted: Fri Oct 03, 2008 5:16 pm
by 1OUfan
Has anyone else experienced having new tubes actually sound better after they've been "played in" a bit?
I have a new Traynor YCV 20WR which I really like and which I recently played a two hour gig using. I liked the sound of the amp before the gig and believe it or not---- it actually sounds even better to me now that the tubes have been "pushed" a bit. Am I imagining this :?:
Thanks---
Bob

Re: Tube amp question

Posted: Fri Oct 03, 2008 6:38 pm
by paologregorio
Nope, not your imagination. :)

Re: Tube amp question

Posted: Sat Oct 04, 2008 12:04 am
by jps
If it is a brand new amp, some of what you are hearing is the speakers breaking in.

Re: Tube amp question

Posted: Sat Oct 04, 2008 5:41 am
by BlueAngel
Tubes do have a short break-in period and change of tone, but the speaker break-in is definitely the most important factor if the amp is still fairly new and hasn't been run hard before.

It's also a well-known observation that almost all tube amps sound better (and sometimes get louder) when they've been on a while, especially when played hard - it happens every time they're used, not just the first time... then they go back to 'not quite as good' when they're cold. It is to do with them getting hot, although I'm not totally sure why it happens from a physics point of view - but almost everyone who has used a tube amp will have noticed it.

Speaker break-in is permanent, though.

Re: Tube amp question

Posted: Mon Oct 06, 2008 1:49 am
by johnallg
I think the warmed up amp sounding better than the cold one is due to emissions - the hot tube cathode emits electrons easier/better than the cold tube. I've noticed that with a tube stereo after about 20 minutes or so it sounds and images better.