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(!!) (#1 6CS7 Pair) 6CS7 Sylvania black plates NOS

(!!) (#1 6CS7 Pair) 6CS7 Sylvania black plates NOS "U" getter halo 1950's same build (P1)

$ 34.99

1 matched pair) 6CS7 Sylvania black plates NOS "U" getter halo 1950's same build

1 tube) 20ma Gm=4300 and 10ma Gm=2200

1 tube) 20ma Gm=4400 and 10ma Gm=2100 

 

Matched on Amplitrex

Good Ma triode #1 = 20-25ma, Good Gm = 4000-5000

Good Ma triode #2 = 10-12ma Good Gm = 2000-2400 

for:

Leben CS 600 integrated amp
Leben CS 660P power amp

See more: vacuum tube
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