Why 6H30 Tubes?

Curious why so many manufacturers have gone with the Russian 6H30 tubes in their designs?

rja09-11-2009 6:01pm

metralla Details Discussions Posts This discussion Message User 945 posts 09-11-2009 at 11:25pm Copy Comment URL Report Comment Edit Delete Mmm, there are 8 x 6h30 tubes in my BAT. For an amp without a phono stage that seems way like a lot. Regards,