Differences in tube sounds: 6550 / EL34

I would like opinions on amps that use these two types of tubes. In general, what charateristics do these tubes possess?

gretsch612011-08-2005 12:35am

avguygeorge Details Discussions Posts This discussion Message User 2,300 posts 11-08-2005 at 03:01pm Copy Comment URL Report Comment Edit Delete It depends on the application; In some applications 6550's are similar to SS amps-- Audio Research,for example.--AND of course 'what el34' matters,2.