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PT40

Information - Help 
ID = 58528
       
Country:
Italy
Brand: Philips Italy; Milano (MI)
Tube type:  PENTODE (detail uncertain)   Power/Output 
Identical to PT40

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Telephony
Filament
Description Special quality tube made for Italian 'Poste e Telegrafi'. No data available. 
Information source -- Collector info (Sammler)   
 
pt40.jpg
PT40: M.B.
Mauro Bertolucci

 

from Just Qvigstad


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