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(!!!!!) (Best Siemens Pair 1968) CV492=ECC83=12AX7 Siemens Halske Germany NOS 1968 1-2% matched (1.2/1.3ma and 1.2/1.3ma) (best in phono stages and high end preamps)

(!!!!!) (Best Siemens Pair 1968) CV492=ECC83=12AX7 Siemens Halske Germany NOS 1968 1-2% matched (1.2/1.3ma and 1.2/1.3ma) (best in phono stages and high end preamps)

$ 359.99

1 low noise matched pair) ECC83=12AX7 Siemens Halske Germany ribbed plates NOS 1968 (163 series) 1-2% matched (CV492=low noise grade)

1 tube) Gm=1800/1800 (1.2/1.3ma)

1 tube) Gm=1700/1800 (1.2/1.3ma)

 

Recommended for

- PHONO STAGES (specifically)

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Nagra PL-L preamp

VTL 7.5 preamp

Conrad Johnson Premier 15 phono preamp

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Aesthetix

Diva Audio M7 preamp

EAR 834P

Se Electronics Z5600a II Tube Condenser mic

Veloce Audio Line Stage and Phono Amp

MFA preamp

Orange amps

Pilot SP-210 preamp

Jadis preamp

George Wright phono

THD Plexi-50

MXL V69 Mogami Edition

Tubetech CL1B

Audio Thrills phono

AKG mic

Bellari VP130 phono

See more: vacuum tube
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