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HL/DD1320

Information - Help 
ID = 14325
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Double Diode-Triode 
Identical to HL/DD1320 = HL1320DD

Base British-7-Pin, old (M7A) (Codex=Nb)
Filament Vf 13 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   

523_6.png HL/DD1320: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
hldd1320.png
HL/DD1320: own collection
Peter den Boer

Usage in Models 1= 1937 ; 2= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of

 
hldd1320.jpg

 

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