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(!!!!) (Best Pair 1971) 12AX7 Philips Holland NOS 1971 (1.2/1.2ma and 1.2/1.3ma) 1-3% matched
(!!!!) (Best Pair 1971) 12AX7 Philips Holland NOS 1971 (1.2/1.2ma and 1.2/1.3ma) 1-3% matched
$ 319.99
1 low noise pair) 12AX7 Philips Holland dimpled disc getter halo 1971
1 tube) Gm=1700/1700 (1.2ma/1.2ma) (166-delta1E4)
1 tube) Gm=1800/1800 (1.2ma/1.3ma) (166-delta1K1)
Good used Gm range 1300-1500
Good used mA 0.7-0.9mA
- very good bass, lively mids, 3D soundstage, similar sound to Amperex Bugle Boy from same era
Recommended for
- EAR 834P
- EAR 864
- Aestetix Rhea phono
- Aestetix Calypso, Io phono
- Art Audio phono
- Audio Research linestage
- Shindo linestage
- Jolida 1000 CD player
- CAT SL-1 Signature Mark III preamp
- Fender Pro Reverb 1967
- Pathos Acoustics T.T. Hybrid Integrated amp (INPOL)
- Belari 129 phono
- Art Audio MPA Gold pre
- Fender Tremolux 1963
- Jolida
See more: vacuum tube
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 (Best Pair 1971) 12AX7 Philips Holland NOS 1971 (1.2/1.2ma and 1.2/1.3ma) 1-3% matched "Pin It")