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 - U52=5U4G - Best Single - Best Sound) U52=5U4G GEC brown base "D" getter NOS 1950's (54/40 and 54/40)
(!) (#1 5AR4) 5AR4/GZ34 Mullard fat base NOS date code (f31-B1C=1961) very good printing (58/40 and 58/40)
(!) (#1 12AX7 Pair) ECC803S=12AX7 Telefunken Germany <> bottom gold pins NOS same date codes 1961
(!) (#1 12AX7 BEST TELEFUNKEN PAIR) 12AX7=ECC83 Telefunken Germany <> bottom smooth plates NOS 1960's 1-2% matched (highest Ma and Gm) BUY 2 PAIRS RECEIVE 5% DISCOUNT
(!) (#1 ECC801S - BEST PAIR) ECC801S=12AT7 Telefunken Germany <> bottom NOS 1962-1967 1-2% matched