Tube World Express is a division of Tube World, Inc. Tube World Express showcases the best sounding audio vacuum tubes that Tube World has to offer in an easy-to-navigate shopping cart format. When you want the very best sounding audio tubes, shop at Tube World Express.
Western Electric engineered, designed, produced or experimented with over 785 different tubes from 1913 - 1988. Many of these tubes were superb sounding audio tubes that are still in very high demand today. These tubes include the 101D, 205D/E, 211D/E, 274A/B, 300A/B, 310A, 348A, 350B, 396A, 417A, 421A and 437A, just to name a few. Tube World stocks one of the most extensive inventories of WE tubes on the planet.
(!!!!!) (#1A 6L6GC RCA black plate quad) 6L6GC RCA black plates NOS 1960's - 3 tubes have same date code (75/75/75/75ma) (Best Electrically Matched Quad) (Best for Leben)
(!!!!) (#1 211 GE Quad) 211=VT-4-C GE NOS 1941-1945 (109ma / 109ma / 110ma / 111.8ma)
(!!!!) (#1 211 GE Pair) JAN-211=VT-4-C GE NOS 1942 (112ma and 114ma) (Best Pair)
(!!!!!) (#1 EL34 Holland Quad 1961-1962) EL34 Amperex Holland brown base double "D" getter halos test like new 1961-1962 (82ma/82.6ma/83.5ma/86ma) (Excellent Ma and very close Gm readings) (#1 best sounding EL34 after metal base)
(!!!!) (#1 EL34 Mullard XF2 Matched Quad) EL34 Mullard XF2 single "O" halo welded plates NOS 1969-1973 (82/82/83/84ma) and (tightly matched Gm for all 4 tubes)