Hi guys.
Before I started spending big money on nice tubes, I'd like the get a set of test calibre 7591s. Something cheap and cheerful so that I can get it checked out. Some JJs? Something equivalent?
Before I started spending big money on nice tubes, I'd like the get a set of test calibre 7591s. Something cheap and cheerful so that I can get it checked out. Some JJs? Something equivalent?