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(!!!!!) (Best Pair 1971) 12AX7=ECC83 Philips Holland ribbed plates "O" getter halo NOS 1971 same date codes (1.4/1.4ma and 1.5/1.5ma) (close Gm)
(!!!!!) (Best Pair 1971) 12AX7=ECC83 Philips Holland ribbed plates "O" getter halo NOS 1971 same date codes (1.4/1.4ma and 1.5/1.5ma) (close Gm)
$ 319.99
1 low noise pair) 12AX7=ECC83 Philips Holland ribbed plates "O" getter halo NOS 1971 same date codes
1 tube) 1.4/1.4ma Gm=1900/1800
1 tube) 1.5/1.5ma Gm=1900/1900
Good NOS Ma = 1ma+
Good NOS Gm = 1600+
- sweet sounding 12AX7
Recommended for
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See more: vacuum tube