1963 mullard bva special editions are the top sonic echelon for warm holographic sound reproduction w/ rich dynamic bass
a legendary 6dj8! so popular they were copied by raytheon engineers in 1962! right down to the blackburn cross getter
an audiophile classic, like a live pub concert in your living room, especially incredible for vocal playback even in mics
authentic ga2 series blackburn production are hard to find early builds w/ a richer more intimate low-register reveal
quality precious metallurgy w/ thick getter flashing up top, sparkley yet soft highs are pleasant and revered by listeners
these collectible vintage sonic gems sit in the mids and were only made 1-2 years w/ special labels and include mullard boxes