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UBL3

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ID = 671
       
Country:
Germany
Brand: Valvo Radioröhrenfabrik GmbH; 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 base P (P8A) (Codex=Sa) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 55 Volts / If 0.1 Ampere / Indirect / Series, AC/DC
Tube prices 4 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  ubl1~~1.png
  UBL3: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
roehre_ubl3_valvo.jpg
UBL3: J.K.
Jürgen Küting

 
ebl1soc.png
UBL3: J R
Jacob Roschy

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


Usage in Models 1= 1948?? ; 4= 1948? ; 31= 1948 ; 1= 1949?? ; 4= 1949? ; 46= 1949 ; 2= 1950?? ; 14= 1950 ; 4= 1951 ; 1= 1952? ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):109



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