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1LA4

Information - Help 
ID = 4161
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   Power/Output 
Identical to 1LA4
Similar Tubes
Different connections:
  1LA4E

Base Loctal-8, B8G (Sylvania, 1938) (Codex=Woo)
Was used by Radio/TV-reception etc.
Filament Vf 1.4 Volts / If 0.05 Ampere / Direct / Battery =
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  1la4.png
  1LA4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
1la4_hytron_1.jpg
1LA4: Eigene Sammlung
Aldo Patriarca

 
494.png
1LA4: Telefunken Werkstattbuch
Wolfgang Bauer

 
1la4_techdat01.png
1LA4: Sylvania Technical Manual
Peter Hoddow


from Just Qvigstad

Usage in Models 1= 1939? ; 4= 1939 ; 10= 1940? ; 3= 1940 ; 3= 1941 ; 1= 1942 ; 1= 1946 ; 2= 1950?? ; 1= 1952?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):26


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