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) 12BH7A RCA gray plates NOS 1960's-1970 (12.5/12.7ma and 12.6/13.7ma) (McIntosh, Octave, VTL)
(!!!!!) (BEST OVERALL QUAD) JAN-6550A GE NOS 1985-1986 (151.5ma, 151.5ma, 153ma, 153.2ma)
(!!!) (Recommended Single) 274A Western Electric used/good 1950 mis-matched diode sections (43/40 and 54/40)
(!!!!) (Best Pair) 45 Tungsol ST-14 NOS and like new 1940's same build (31ma and 32.6ma)
(!!!!) (Best RCA Pair) 12AY7 RCA NOS gray plates 1969-1976 (2.4/2.5mA and 2.6/2.9mA) (Same Gm) (Fender, Clark, Apex, Leak)