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  ACTURUS (1) AEG (1) APOLLO (2) BELVU (1) BOMAC (1) BRIMAR (2) CBS (2) CEE (10) CETRON (1) CHINE (2) CIFTE (7) COSSOR (1) CSF (8) DARIO (3) EEV (1) EI (1) EIMAC (1) ELECTRO HARMONIX (4) EUROPE (177) FINDER (1) FIVRE (1) GENERAL ELECTRIC (15) GRAMMONT (1) HALLICRAFTERS (1) HALTRON (2) JJ Electronic (49) KENRAD (2) LCT (1) LMT (1) MACHLETT (1) MAGNADYNE (1) MARCONI (2) MARQUES DIVERSES / VARIOUS BRANDS (701) MAZDA (11) MINIWATT (1) MINIWATT DARIO (12) MULLARD (2) NATIONAL (1) NATIONAL UNION (1) NEOTRON (1) ONE ELECTRON TUBE (1) ORION (1) PHILIPS (20) PSVANE (4) RADIO TECHNIQUE (17) RAYTHEON (4) RCA (22) REPUBLIQUE POPULAIRE CHINE (7) RFT (1) RPC (2) RSD (1) RTC (9) RUSSIE (16) RWM NEUHAUS (1) SAVEMA (1) SELECTRON (1) SFR (5) SIEMENS (10) SONY (3) SOVTEK (2) STA (4) STC (1) SYLVANIA (15) TELEFUNKEN (13) THOMSON (3) TRANSLETERONIC (1) TRONAL (1) TUNGSOL (3) UK (1) ULTRON (5) UNITED (2) USA (235) VALVO (2) VARIAN (1) VISSEAUX (2) WESTERN ELECTRIC (2) WESTINGHOUSE (1)

Interests

•  Audiophiles (1265)
•  Collectors (1380)
•  Guitarists (59)
•  Radio hams (1365)

Socket

•  5AA - Acorn 5 pins (5)
•  7AA - Acorn 7 pins (1)
•  B3 - Europe, 3 pins (2)
•  B4 - Europa 4 Pin (22)
•  B5 - Europe (5 pins) (1)
•  B5A - Subminiatur (5 wires in line) (11)
•  B5B - Subminiatur 5 - 5 mm round (3)
•  B7G - Miniatur (7 pins) (121)
•  B8A - Rimlock (8 Pins) (13)
•  B8D - Subminiatur (5 wires) (14)
•  B8G - Loctal 8 pins (21)
•  B8P/F8A - PTT49 (1)
•  B9A - Noval (9 pins) (198)
•  B9D - Magnoval / Novar (9 pins) (8)
•  B9E - Novar (5)
•  B9G - Loctal 9 pins (7)
•  B10C - Decal (10)
•  B10G - Noval + 1 center pin (2)
•  B12C - Duodecar 12 pins (15)
•  B13B - 13 Pins (1)
•  Dekar 12 Pins (3)
•  G7K - EU Telephone 7-pin (1)
•  Jumbo (845 type, 4 pins) (5)
•  K8A - Octal (8 pins) (247)
•  M7A - British 7 pins (3)
•  P8A - Transcontinental (8 pins) (15)
•  S5G (Geant Special Support 5 Stifte - for 3-500Z) (4)
•  SEPTAR (6)
•  U6A (6 Pins) (11)
•  U7A (7 Pins) (8)
•  U7B (7 pins) (3)
•  U7G (813 type, 7 pins) (4)
•  UV - Base (4 Pins+Bayonet, USA 1914 WE) (3)
•  UX Base (300B type, 4 pins) (35)
•  UY-Base (807 type, 5 pins) (17)
•  Y8A - German Steel (9)

Heating parameters

•  1.2 to 1.4V (25)
•  1.5V (4)
•  1.8V (1)
•  1.9V (1)
•  1.15V (1)
•  2.5V (31)
•  2.8V (7)
•  2V (7)
•  3V (2)
•  4,5V (5)
•  4V (21)
•  5.5V (1)
•  5V (48)
•  6.3V (438)
•  6.3V / 12.6V according to series or parallel assembly (46)
•  7.3V (1)
•  7.5V (4)
•  8V (8)
•  9.5V (5)
•  10V (11)
•  11V (4)
•  12,6V (87)
•  13V (5)
•  14V (1)
•  15V (4)
•  16.8V (12)
•  16V (1)
•  17.5V (3)
•  17V (1)
•  19V (7)
•  21.5V (1)
•  21V (1)
•  22.4V (1)
•  25V (8)
•  26.5V (18)
•  26V (1)
•  30V (1)
•  31V (1)
•  35V - 150mA (4)
•  38V (3)
•  45V (3)
•  50V - 150mA (7)
•  58V (1)
•  60V (1)

Décennie

•  1920 (17)
•  1930 (92)
•  1940 (229)
•  1950 (127)
•  1960 (48)
•  1970 (64)
•  2000 (1)