U Uncle Muscles Well-known member Joined Apr 21, 2009 Messages 97 Reaction score 0 Location Los Angeles Jun 27, 2009 #1 What - if any - tube substitutions can you do with a RKII? I'm assuming EL84's with yellowjackets is fine. How about 6v6's for the 6L6's?
What - if any - tube substitutions can you do with a RKII? I'm assuming EL84's with yellowjackets is fine. How about 6v6's for the 6L6's?