Brand

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  CEE CHINE CIFTE CLAUDE RADIO DUMONT EI EIMAC ELECTRO HARMONIX EUROPE GECOVALVE GENALEX GENERAL ELECTRIC HALTRON JJ Electronic M.P.Pedersen MACHLETT MARQUES DIVERSES / VARIOUS BRANDS MAZDA MICRAD MINIWATT DARIO MULLARD NATIONAL NEOTRON PHILIPS PSVANE RADIOTECHNIQUE RCA REFLECTOR REPUBLIQUE POPULAIRE CHINE RSD RTC RUSSIE SELECTRON SFR SHUGUANG SIEMENS SOVTEK SYLVANIA TELEFUNKEN THOMSON THOMSON CSF TUNGSOL ULTRON USA VISSEAUX WESTINGHOUSE

Interests

•  Audiophiles
•  Collectors
•  Guitarists
•  Radio hams

Socket

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  5AA - Acorn 5 pins B4 - Europa 4 Pin B5 - Europe (5 pins) B5A - Subminiatur (5 wires in line) B7G - Miniatur (7 pins) B8A - Rimlock (8 Pins) B8D - Subminiatur (5 wires) B8G - Loctal 8 pins B8P/F8A - PTT49 B9A - Noval (9 pins) B9D - Magnoval / Novar (9 pins) B9E - Novar B9G - Loctal 9 pins B12C - Duodecar 12 pins Dekar 12 Pins K8A - Octal (8 pins) M7A - British 7 pins P8A - Transcontinental (8 pins) SEPTAR U6A (6 Pins) U7A (7 Pins) U7B (7 pins) UX Base (300B type, 4 pins) UY-Base (807 type, 5 pins) Y8A - German Steel

Heating parameters

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  1.2 to 1.4V 2.5V 2.8V 2V 4,5V 4V 5V 6.3V 7.5V 10V 11V 12,6V 15V 16.8V 16V 17.5V 18V 21V 24V 25V 26.5V 26V 28V 35V - 150mA 40V 44V 45V 50V 60V 300mA

Décennie

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  1920 1930 1940 1950 1960 1970

Connection on the top

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  With Without