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DFA6

Information - Hilfe 
ID = 46493
       
Land:
Grossbritannien (UK)
Marke: Mullard Radio Valve Co. Ltd.;
Typ:  Triode (Hoch-) Vakuum   Endstufe 
Identisch mit DFA6

Sockel Europasockel 4-Stift B4 (Eu A, E, 4A) 1914
Anwender Radio/TV-Empfang etc.
Heizung Uf 5 Volt / If 0.85 Ampere / Direkt / Batterieheizung =
Beschreibung

"A Power amplifier with a very large emission, suitable for operating with anode voltages up to 400 volts. It can also be used as a low power transmitter dissipating 10 watts continuously with perfect safety." Mullard.

Va < 400; Ra 4500 ohms, 1.45mA/V at Va=100 and Vg=0

 

Filament current of 0.85A is a maximum figure. DFA series = Dull Filament Amplifying

 
Literatur - - Manufacturers Literature   Advertisement May 1930

b4_base_pins~~93.png DFA6: Fin Stewart
Fin Stewart


Just Qvigstad
 
mullard_dfa6.jpg

 

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