(!!!) (Best RCA Pair) 6DR7 RCA NOS 1975 (1.5/34ma and 1.6/42ma)
$ 24.99
1 pair) 6DR7 RCA NOS 1975
1 tube) 1.5ma Gm=1500 and 34ma Gm=6300
1 tube) 1.6ma Gm=1700 and 42ma Gm=6800
Good Triode = 1.0-1.5ma Gm=1400-1600
Good Pentode = 25-35ma Gm=5500-6000
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 (Best RCA Pair) 6DR7 RCA NOS 1975 (1.5/34ma and 1.6/42ma) "Pin It")
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