(!!!) (Best Value Single) 12AX7=ECC83 Telefunken Germany <> bottom smooth plates used/good 1966 (Gm=1600/1400) (1.0/0.8ma) Title: 12AX7=ECC83 Telefunken Germany <> bottom smooth plates

1 low noise tube) 12AX7=ECC83 Telefunken Germany <> bottom smooth plates used/good 1966 – some printing

1 section) Gm=1600 (1.0ma)

1 section) Gm=1400 (0.8ma)

• Low Noise and not microphonic
• Good Gm used range 1300-1500

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