Hammond

12AX7I63

Brand on TubeHammond
Real Tube ManufacturerMullard


CountryGreat Britain
Etched code on TubeI63 B5K4
Factory CodeB - Mullard, Blackburn
Year1965
Tip ShapePinched Tip
Glass ColorClear Glass
MicaDouble
GetterO-Getter Halo
Getter SupportOne
Plate LookRibbed / Scale
Plate Size14mm
Plate ColorMatte Gray
Pin ColorSilver Pins

Pinched Tip

Hammond by Mullard 12AX7 I63

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