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DD818

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ID = 6627
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Double Diode   Detector 
Identical to DD818
Similar Tubes
Normally replaceable-slightly different:
  BB1

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fc) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 16 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working)
Information source Babani, International Radio Tube Encyclopaedia   p. 94 & 95
Universal Vade-Mecum, Electron Valves and Semiconductor Devices

19_1.png DD818: Telefunken Werkstattbuch
Wolfgang Bauer

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Just Qvigstad
dd_818.png
DD818: Tungsram
Egon Strampe

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Usage in Models 1= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
dd818~~1.jpg

DD818
 

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