Mullard (Sylvania) EL34 (6CA7) XF2 Welded Plates Incred...
AS NEW matched quad of Mullard XF2-code EL34 tubes, made for Sylvania. This the most desirable version of the tube with welded plates, double-halo getter, and wrinkle glass. These tubes test AS NEW, and are tightly matched within 2% on my Dan Nelson calibrated TV7D/U. Please add $15 for insured shipping in the USA. Please email with any questions!
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