Amperex 7643 PQ NOS Qty 4 Matched Quad Valvo Hamburg DE Germany Gold Pins Vacuum Tubes

Professionally tested on calibrated EICO 667 tube tester. Tubes Test New, Matched Quad, with Matching MFG. Date Codes.

Tubes will be shipped in new protective packaging to ensure safe arrival. Tubes will be in original Amperex boxes as shown in the pictures. 

In Stock - Fast  Shipping from Tennessee

Thanks for looking — Buy with confidence from TNTubes Vintage Technology.