Philips

Brand on Tube Philips
Real Tube Manufacturer Mullard


Country Great Britain
Etched code on Tube Xf4 B9G7
Factory Code B - Mullard, Blackburn
Tip Shape Round Tip
Glass Color Clear Glass
Mica Double
Getter O-Getter Halo
Getter Support Double
Plate Look Stapled
Pin Color Silver Pins
Base Black
Philips EL34 Xf4 (O-Getter)
Philips EL34 Xf4 (O-Getter)
Philips EL34 Xf4 (O-Getter)
Philips EL34 Xf4 (O-Getter)
Philips EL34 Xf4 (O-Getter)
Philips EL34 Xf4 (O-Getter)

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