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7A2_Mix

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ID = 9523
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Tube type:  Vacuum Pentode   Frequency converter 
Identical to 7A2_Mix

Base British-7-Pin, old (M7A) (Codex=N)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.2 Ampere / Indirect
Information source British Radio Valves - The Classic Years: 1926-1946   Supplement. p. 66
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren   
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

551.png 7A2_Mix: Telefunken Werkstattbuch
Wolfgang Bauer

More ...

Just Qvigstad
7a2_brimar_radio_valves_and_teletube_manual_1950_no.3_p1_data_pin~~1.png
7A2_Mix: Brimar Valve and Teletube Manual 1950 (No.3)
Adrian Riesen

 

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