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.
(!!!!) (Recommended Pair) 6AN8 Sylvania black plates coated glass NOS large "D" getter 1954 1-2% matched
(!!!!) (Best Pair) 8D8=EF86 Brimar UK quad mica NOS 1961 (4.0ma and 4.0ma) 1% matched - highest mA and Gm
(!!!!) (Recommended Pair) USN-CRC-2A3 RCA black plate NOS 1943 (100ma and 101ma)
(!!!!!) (Best metal base 1957) GZ34 Amperex Bugle Boy Holland metal base used/tests like new 1957 (57/40 and 58/40)
(!!!!) (BEST GE QUAD) JAN-5687WA GE NOS 1968-1969 (matched quad)