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(!!!) (Best Single 1965) JHS-12AX7WA Sylvania NOS 1965 (1.3/1.5ma and Gm=1700/1800)

(!!!) (Best Single 1965) JHS-12AX7WA Sylvania NOS 1965 (1.3/1.5ma and Gm=1700/1800)

By Tube World

$ 79.99

1 low noise tube) JHS-12AX7WA Sylvania NOS 1965

Gm=1700 (1.3ma)

Gm=1800 (1.5ma)

(open extended highs, neutral, clear, nice headroom)


Good Gm 1600+

Good Ma range 1.0+



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