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1FD9

Information - Help 
ID = 3861
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Diode-Pentode   Audio Frequency 
Identical to 1FD9 = DAF91 = ZD17

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 1.4 Volts / If 0.05 Ampere / Direct / Battery =
Description Mazda 
Literature - - Manufacturers Literature   
 
1fd9.jpg
1FD9: MS
Martin Steyer

 
1fd9_so.png
1FD9: rtt
Michael Schlör

 
1fd9data.png
1FD9: own collection
Peter den Boer


Usage in Models 1= 1947 ; 2= 1949 ; 4= 1950 ; 3= 1951 ; 2= 1952 ; 2= 1953 ; 1= 1954?? ; 1= 1954 ; 1= 1956 ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):18

Collection of a member from FIN

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