The Fisher

Brand on Tube The Fisher
Real Tube Manufacturer Mullard

Country Great Britain
Etched code on Tube I63 B5I1
Factory Code B - Mullard, Blackburn
Year 1955
Tip Shape Pinched Tip
Glass Color Clear Glass
Mica Double
Getter O-Getter Halo
Getter Support One
Plate Look Ribbed / Scale
Plate Size 14mm
Plate Color Matte Gray
Pin Color Silver
The Fisher by Mullard ECC83 12AX7 i63

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