6BE6 EK90 TUBE PAIR NEW OLD STOCK
4 NOS International C EZ81 6CA4 Rectifier Tubes Tested TV-7/U Matching Date Code
4 NOS International C Service Master EZ81 6CA4 tubes. Tubes are all dated the same 922-1181. They have O getters. Tested TV-7/U where minimum good is 40/40, new is above 50/50. Tubes = 60/60, 65/64, 60/64, 66/64. No shorts or gas. Multiple items combined to save on shipping costs. (rectifier box, DS)
4 NOS International C EZ81 6CA4 Rectifier Tubes Tested TV-7/U Matching Date Code
4 NOS International C Service Master EZ81 6CA4 tubes. Tubes are all dated the same 922-1181. They have O getters. Tested TV-7/U where minimum good is 40/40, new is above 50/50. Tubes = 60/60, 65/64, 60/64, 66/64. No shorts or gas. Multiple items combined to save on shipping costs. (rectifier box, DS)
International Servicemaster 45B5 UL84 TUBE AUDIO OUTPUT NOS NIB Made In UK
The product is a vintage International Servicemaster 45B5 UL84 vacuum tube audio output that was manufactured in the United Kingdom. This rare, sought-after piece is classified as a “New Old Stock” (NOS) item, still in its original packaging (NIB). The brand, International C, specialized in producing high-quality vacuum tubes, making this product a valuable addition for vintage audio enthusiasts looking to enhance their collection with authentic British-made components.