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ID = 30531
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Vacuum Pentode   Power/Output 
Identical to MDL41 = DL41

Base Rimlock base B8A
Filament Vf 1.4 Volts / If 0.1 Ampere / Direct / Battery =
Description Possibly not made by Marconi but imported under the Marconi label to Sweden
Tapped filament permits operation at 2.8V 0.05A. 
Text in other languages (may differ)
Information source -- Collector info (Sammler)   
- - Manufacturers Literature   
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mdl41_so.png MDL41: rtt
Anonymous 10 Collector

Just Qvigstad
Usage in Models 4= 1950? ; 1= 1953? ; 1= 1953

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

Collection of



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