(!!) (BEST PAIR) 6CS7 GE Canada black plates NOS 1964-1970 (20/11ma and 20.6/10ma)
$ 59.99
1 pair) 6CS7 GE Canada black plates NOS 1964-1970 - same build as Sylvania
1 tube) 20ma Gm=4800 and 11ma Gm=2300 (HC) 1970 branded GE
1 tube) 20.6ma Gm=4800 and 10ma Gm=2200 branded Philco 1964
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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 (BEST PAIR) 6CS7 GE Canada black plates NOS 1964-1970 (20/11ma and 20.6/10ma) "Pin It")