Valvo

Brand on Tube Valvo
Real Tube Manufacturer Mullard


Country Great Britain
Etched code on Tube fX1 B89
Factory Code B - Mullard, Blackburn
Tip Shape Pinched Tip
Glass Color Clear Glass
Mica Double
Pin Color Silver
Base Brown
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1
Valvo by Mullard ECC33 fX1

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