Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 6506
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Double Diode   Detector 
Identical to 2D4B
Similar Tubes
Other base and other heater:
  EB34 ; EB4

Base British-7-Pin, old (M7A) (Codex=N)
Filament Vf 4 Volts / If 0.35 Ampere / Indirect / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
2D4B: Colección propia
Marcelino Iniesta Fernandez

More ...
2D4B: Telefunken Werkstattbuch
Wolfgang Bauer

2D4B: Babani - International Radio-tube encyclopaedia
Patrice Zeissloff

from Just Qvigstad

Usage in Models 6= 1938

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):6

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]