Rare National Union 483 Power Triode | Black Plates | Engraved Base.
Item Tag: 483
National Union 483 Type 45 Globe Tube 5 Volt Power Triode Black Plate Engraved
Aquired from a life long collector on the West Coast.
Rare National Union 483 Power Triode | Black Plates | Engraved Base.
Aquired from a life long collector on the West Coast.