Condition

•  New Bulk (1)
•  New Old Stock (New in box) (14)
•  Used Tested (5)

Base

•  4 pin UX4 (4)
•  7 pin British (1)
•  7 pin miniature B7G (2)
•  7 pin UX7 (2)
•  8 pin Octal (4)
•  9 pin miniature Noval B9A (1)

Boite type

•  1/1 (2)
•  1/2 (2)
•  1/3 (5)
•  1/4 (1)
•  1/6 (1)
•  1/7 (2)
•  4/1 (1)

Availability

•  In stock (13)
•  Not available (2)

Brand

•  Amperex vacuum tubes (1)
•  Associated Electrical Industries (AEI) (1)
•  Bentley Acoustic Corporation vacuum tubes (1)
•  Brimar vacuum tubes (16)
•  British military (CV) (1)
•  Chelmer Valve (2)
•  Cossor valves (11)
•  Ediswan (17)
•  Electronic and Musical Industries (1)
•  Electronic Tubes (1)
•  Emitron (1)
•  English Electric (8)
•  Ever-Ready (2)
•  Ferranti (2)
•  Future Electronics Corporation (1)
•  G.E.C. (Genalex) (4)
•  General Electric (3)
•  General Electric (GE) (1)
•  Gilbert Photo-Electronics (1)
•  Haltron (11)
•  Hivac (1)
•  International Telephone & Telegraph (4)
•  Marconi (9)
•  Mazda vacuum tubes (26)
•  Mullard vacuum tubes (76)
•  National (2)
•  Osram (18)
•  Philips (3)
•  Rogers (1)
•  Siemens (1)
•  Standard Telephone and Cable (10)
•  Sylvania (2)
•  Teonex (4)
•  Thorn AEI (2)
•  Tungsram (5)
•  Valvo (1)
•  Various (2)
•  Various manufacturer (143)
•  Westinghouse (1)
•  Z & I Aero Services (1)
•  Zaerix (3)