As others already pointed out, it's unlikely that the noise is caused by
the tubes. I would try what Fon's recommended, but before this I would
test different connections and remove ground. Take care, removing ground
could be dangerous http://en.wikipedia.org/wiki/Ground_lift#Safety .
_______________________________________________
Linux-audio-user mailing list
Linux-audio-user@email-addr-hidden
http://lists.linuxaudio.org/listinfo/linux-audio-user
Received on Tue Aug 13 04:15:07 2013
This archive was generated by hypermail 2.1.8 : Tue Aug 13 2013 - 04:15:07 EEST