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(!!!!!) (Best Overall Pair) 6AN8 Sylvania black plates coated glass NOS large

(!!!!!) (Best Overall Pair) 6AN8 Sylvania black plates coated glass NOS large "D" getter 1954 1-2% matched (14.8/14.3ma and 17.8/17.6ma)

$ 69.99

1 pair) 6AN8 Sylvania black plates coated glass NOS large "D" getter halo made in (L4E=1954) and printed in 1955 in white boxes - from factory bulk-pack, same date codes

1 tube) 14.8ma Gm=4000 and 17.8ma Gm=8400

1 tube) 14.3ma Gm=4000 and 17.6ma Gm=8500

 

Matched on Amplitrex

Good Ma/Gm (triode) = 13-15ma and Gm= 3500-4500

Good Ma/Gm (pentode) =  11-12ma Gm=7000-7500

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