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EL34 Info
           
  Tube type:  PENTODE   Power/Output 
Tube ID = 1900
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Identical to EL34 = 6CA7 = E34L
Similar Tubes EL60 (other base)   KT77 (different connections)   EL37 (different connections)  
First Series   1950 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s) Aug.1950 : Funk-Technik (FT) # 15
May.1949 : -- Original-techn. papers.
Predecessor Tubes EL60   EL12   4699   4650   L497D   F443N   EL12/375   EL6  
Successor Tubes 1965 EL503   EL131  

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament -: Indirect /
Description Power output pentode, launched mid 1949 by Philips
Many years after the F443N the EL60 appeared as a new 25 W power output pentode, then as all-glass-tube with the 9-pin "key"(Loktal)-base like the EF50. As this wasn't accepted by the market, one year later it became provided with an octal base and then appeared as this most successful EL34, which is in production up to today. [Jacob Roschÿ, 15May 2003] 
Text in other languages (may differ)
Tube prices 26 Tube prices (visible for members only)

  el34.gif
  Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
el34_1.jpg
MS
Martin Steyer

 
oc53.png
RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
el34_kenn_im.png
Iven Müller
Iven Müller

Usage in Models   3= 1950?? ; 1= 1950? ; 2= 1950 ; 1= 1951? ; 2= 1951 ; 1= 1952? ; 10= 1952 ; 17= 1953 ; 2= 1954? ; 14= 1954 ; 4= 1955?? ; 3= 1955? ; 21= 1955 ; 7= 1956?? ; 2= 1956? ; 7= 1956 ; 2= 1957?? ; 1= 1957? ; 11= 1957 ; 1= 1958?? ; 3= 1958? ; 13= 1958 ; 2= 1959? ; 12= 1959 ; 15= 1960?? ; 6= 1960? ; 5= 1960 ; 2= 1961?? ; 4= 1961? ; 4= 1961 ; 1= 1962?? ; 2= 1962? ; 3= 1962 ; 1= 1963?? ; 3= 1963? ; 3= 1963 ;
Number of Models with this tube   251
No further Information for

EL34    

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
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03DecX