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UU7

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ID = 8300
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to UU7

Base Octal-8 GB, (Mazda), K8B, MO (Codex=Vm)
Filament Vf 4 Volts / If 2.3 Ampere / Half indirect
Description Before 1951 the UU7 was manufactured with metallising on the bulbs connected to pin 6. 
Dimensions (WHD)
incl. pins / tip
45 x 100 x mm / 1.77 x 3.94 x inch
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

493_1.png UU7: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
uu7_data.png
UU7: Ediswan-Mazda Data Book 1956-57
Anonymous 15 Collector

Usage in Models 1= 1939 ; 2= 1946 ; 1= 1947? ; 2= 1948 ; 1= 1949 ; 2= 1954 ; 1= 1955?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10

Collection of

 
uu7.jpg

UU7
 

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