Siemens

Brand on Tube Siemens
Real Tube Manufacturer Mullard


Country Great Britain
Etched code on Tube xf2 B2H3
Factory Code B - Mullard, Blackburn
Year 1962
Tip Shape Pinched Tip
Glass Color Clear Glass
Mica Double
Getter O-O Double Getter
Plate Look Weld
Plate Color Matte Gray
Pin Color Silver Pins
Base Black
Siemens by Mullard EL34 xf2
Siemens by Mullard EL34 xf2
Siemens by Mullard EL34 xf2
Siemens by Mullard EL34 xf2
Siemens by Mullard EL34 xf2

Lets discuss this tube