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UBL3

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ID = 671
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Double Diode-Pentode   Power/Output 
Identical to UBL3
Similar Tubes
Other base:
  UBL1
Other base and data slightly different:
  UBL21
First year 1948 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jan.1948 : Funk-Technik (FT) 1948 # 1
Predecessor Tubes CBL1  
Successor Tubes 1947   UL41  

Base Europe side contact P8A (Au P, 8SC) (Codex=Sa) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 55 Volts / If 0.1 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Tube prices 4 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

ubl1~~1.png
UBL3: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
    More ...
ebl1soc.png UBL3: J R
Jacob Roschy

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Just Qvigstad
ubl3_spec.png
UBL3: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

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Usage in Models 1= 1948?? ; 5= 1948? ; 32= 1948 ; 1= 1949?? ; 4= 1949? ; 45= 1949 ; 2= 1950?? ; 1= 1950? ; 15= 1950 ; 4= 1951 ; 1= 1952? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):112


Collection of

 
roehre_ubl3_valvo.jpg

UBL3
 

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