MATCHED PAIR MULLARD 12AT7 ECC81 Shield Logo GT Britain VACUUM TUBES 10.9883

ALL TUBE AUDIO Premium Vintage Vacuum Tubes MATCHED PAIR MULLARD 12AT7 ECC81 Shield Logo GT Britain VACUUM TUBES 10.9883 Tube Specifications Model12AT7 BrandMullard PlateShort Grey GetterTop O Tube TypeDual Triode VariantShield Logo Common UsePreamp, Phase Inverter, Audio Date CodeB3E1 and B2A3 Manufacture DateQ1 1963 and Q1 1962 — Mullard Blackburn factory CountryGreat Britain Condition— BoxReproduction Box Test Results

Tester: Hickok TV7

Results: 78./80 and 80/80

Minimum Good Value: 50/50

ALL TUBES ARE TESTED WITH RECENTLY CALIBRATED PROFESSIONAL TESTERS.

Notes

No additional notes.

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