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.
(!!!!!) (BEST PAIR) 7591A Sylvania NOS original boxes 1960's (56ma and 59.6ma)
(!!!!) (Best Overall Pair) JAN-7236 Cetron NOS 1983 original boxes (108/123ma and 110/122ma) 1-3% matched
(!!!!) (Best Pair) 50 RCA Cunningham ST-19 glass shape - engraved bases - low hours/test like new 1930's same date codes (Z4) (61ma and 66ma) (strong Ma and Gm)
(!!!!) (Recommended Pair) 6A5G Sylvania rebranded National Union NOS black plates 1940's (98ma and 99ma)
(!!!!) (Recommended Pair) 7355 GE NOS 1960's (60ma and 60ma)