Hewlett PackardAmperex

12AX7A

Brand on TubeHewlett PackardAmperex
Real Tube ManufacturerAmperex


CountryHolland
Etched code on TubeI65 / ⊿H3
Factory Code⊿ - Philips, Heerlen
Tip ShapePinched Tip
Glass ColorClear Glass
MicaDouble
GetterO-Getter Disk
Getter SupportOne
Plate LookRibbed / Scale
Plate Size14mm
Plate ColorMatte Gray
Pin ColorSilver Pins

Pinched Tip

Hewlett Packard by Amperex 12AX7A

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