Brand

• (no filter) 

  CEE (1) CHINE (1) CIFTE (1) DUMONT (1) EIMAC (1) ELECTRO HARMONIX (2) EUROPE (32) GENERAL ELECTRIC (4) JJ Electronic (18) MACHLETT (1) MARQUES DIVERSES / VARIOUS BRANDS (92) MAZDA (1) MULLARD (2) NATIONAL (1) NEOTRON (1) PHILIPS (2) PSVANE (1) RADIO TECHNIQUE (1) RCA (1) REPUBLIQUE POPULAIRE CHINE (1) RTC (2) RUSSIE (3) SELECTRON (1) SFR (1) SIEMENS (1) SOVTEK (2) SYLVANIA (2) TELEFUNKEN (2) THOMSON (1) TUNGSOL (2) ULTRON (1) USA (36)

Interests

•  Audiophiles (194)
•  Collectors (200)
•  Guitarists (22)
•  Radio hams (200)

Socket

• (no filter) 

  5AA - Acorn 5 pins (2) B4 - Europa 4 Pin (2) B5A - Subminiatur (5 wires in line) (1) B7G - Miniatur (7 pins) (17) B8A - Rimlock (8 Pins) (4) B8D - Subminiatur (5 wires) (3) B8G - Loctal 8 pins (3) B9A - Noval (9 pins) (19) B9D - Magnoval / Novar (9 pins) (4) B9E - Novar (1) B9G - Loctal 9 pins (1) B12C - Duodecar 12 pins (1) Dekar 12 Pins (1) K8A - Octal (8 pins) (54) M7A - British 7 pins (1) P8A - Transcontinental (8 pins) (4) SEPTAR (1) U6A (6 Pins) (2) U7A (7 Pins) (1) UX Base (300B type, 4 pins) (4) UY-Base (807 type, 5 pins) (6) Y8A - German Steel (2)

Heating parameters

• (no filter) 

  1.2 to 1.4V (3) 2.5V (4) 2.8V (2) 2V (3) 4,5V (1) 4V (4) 5V (2) 6.3V (87) 7.5V (1) 10V (2) 11V (1) 12,6V (8) 15V (2) 16V (1) 17.5V (1) 21V (1) 25V (5) 26.5V (1) 35V - 150mA (1) 40V (2) 45V (3) 50V (4) 60V (1) 300mA (1)

Décennie

• (no filter) 

  1920 (1) 1930 (18) 1940 (37) 1950 (18) 1960 (9) 1970 (11)

Connection on the top

• (no filter) 

  With (20) Without (33)