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.
(!!!!) (#1 211 GE Quad) 211=VT-4-C GE NOS 1941-1945 (109ma / 109ma / 110ma / 111.8ma)
(!!!!!) (#1A 12AU7 Telefunken Quad) 12AU7=ECC82 Telefunken Germany <> bottom smooth plates NOS "Tektronix Checked" 1960's 1-3% matched (ultra-low noise quad)
(!!!!!) (#1 ECC803S Telefunken Pair - Superb Pair) ECC803S=12AX7 Telefunken Germany <> bottom gold pins NOS same date codes 1969 1-2% matched (High Ma and Gm) (You can't buy a better pair)
(!!!!!) (#2 12AX7 Holland Matched Quad) 12AX7=ECC83 Philips Holland NOS 1971 (1.4/1.5ma and 1.4/1.5ma x 4 tubes) (1-2% matched) (High Ma and Gm)
(!!!!!) (#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)