Fivre

Brand on Tube Fivre
Real Tube Manufacturer Mullard


Country Italy
Etched code on Tube GF1 B7D2
Factory Code B - Mullard, Blackburn
Year 1967
Tip Shape Pinched Tip
Glass Color Clear Glass
Mica Double Mica
Getter O-Getter Halo
Plate Look Ribbed / Scale
Plate Size 14mm
Plate Color Matte Gray
Pin Color Silver Pins
Fivre Mullard 12AU7 ECC82 GF1

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