Marconi

ECC83B339f92

Brand on TubeMarconi
Real Tube ManufacturerMullard


CountryGreat Britain
Etched code on Tubef92 B91
Factory CodeB - Mullard, Blackburn
Year1959
Tip ShapePinched Tip
Glass ColorClear Glass
Plate LookRibbed / Scale
Plate Size17mm
Plate ColorMatte Gray

Pinched Tip

Marconi by Mullard ECC83 B339 f92

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