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B2048

Information - Help 
ID = 8777
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  HEXODE   Frequency converter 
Identical to B2048 = X2818 = NSS185 = RENS1824
Similar Tubes
Normally replaceable-slightly different:
  FH2018 ; HH2018
Heater different:
  E448
Successor Tubes CK1  

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Lf) Top contact screw type.
Filament Vf 20 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working)
Information source L'ABCDaire des lampes de TSF des jeunes années   p. 32
Babani, International Radio Tube Encyclopaedia   p. 54 & 55
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

b2048.gif
B2048: ficha de valvulas
Getulio Jimenez-Gomez

10.png B2048: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
b2048_spec.png
B2048: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

More ...
Usage in Models 4= 1933

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
 

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