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 300B Pair ~) 300B Western Electric used/good 1997 and 2006 (59ma and 62.4ma) (98-100% output)
(!!!!) (~ Recommended Used Pair ~) 300B Western Electric used/good 1999 (Serial #219934 and Serial #219921) (49.2ma and 51.1ma) (Tested on Amplitrex AT1000)
(!!!!!) (~ Recommended Quad ~) 5687 GE "5-Star" NOS 1968 1-2% matched (Audio Note, Kondo, Modwright, Manley, Ayon)
(!!!!!) (~ Recommended RCA Quad ~) 6L6GC RCA black plates NOS mid-1960's (74.0/75.0/76.0/76.2ma) (very nice quad) (Best for Leben)
(!!!) (~ BEST LOW NOISE MATCHED QUAD ~) 6072A GE rebranded National NOS 1960's - 1970 era in Aero Electronics boxes 1-2% matched quad