(!!!) (Best Pair) 6CS7 RCA gray plates NOS 1970 era (20/10.6ma and 21/12.2ma)
$ 44.99
1 matched pair) 6CS7 RCA NOS tall gray ribbed plates 1970 era
1 tube) 20ma/10.6ma Gm=4300/3000
1 tube) 21ma/12.2ma Gm=4700/3100
Matched on Amplitrex
Good Ma triode #1 = 20ma Good Gm = 4000-4500
Good Ma triode #2 = 10ma, Good Gm = 2000-2200
for:
Leben CS 600 integrated amp
Leben CS 660P power amp
See more: vacuum tube
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 (Best Pair) 6CS7 RCA gray plates NOS 1970 era (20/10.6ma and 21/12.2ma) "Pin It")