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.
(!!!!) (In Stock Soon) ECC803S=12AX7 Telefunken Germany <> bottom gold pins NOS 1960's original boxes very good condition (3 tubes)
(!!!) (Recommended Single) 274A Western Electric engraved base used/like new condition 1930's (47/40 and 51/40) (early version)
(!!!!!) (BEST OVERALL QUAD) JAN-6550A GE NOS 1985-1986 (151.5ma, 151.5ma, 153ma, 153.2ma)
(!!!!!) (Best Single) 12AX7=ECC83 Mullard UK "10M Master Series" NOS nickel pins 1967-1968 (1.0/1.3ma and Gm=1600/1750) (rare and top-rated 12AX7)
(!!!!!) (Recommended Quad) M8080=6C4 Mullard NOS 1980 (9.0/9.3/9.4/9.4ma) (matched quad) (Conrad Johnson)