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WE20

Information - Help 
ID = 4001
       
Country:
Italy
Brand: Telefunken Italia, Milano
Tube type:  Triode-Hexode   Frequency converter   Controlling (mu) 
Identical to WE20
Similar Tubes
Other base:
  ECH11
Other base and data slightly different:
  ECH3

Base Europe side contact base P (P8A) (Codex=Sao) Top contact with a cap
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Parallel / series AC/DC
Description

Data similar as ECH11, base diagram same as CCH1
(It's an ECH11 as glass tube whith P8 base)

When replacing the WE20 by an ECH3, note the proper pin assignments.

 
Text in other languages (may differ)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  we20_umgebung.png
  WE20: Schaltung Tfk 530
Heribert Jung
 
telefunken_we20_1.jpg
WE20: A. De Poi\'s collection
Alessandro De Poi

 
46~~1.png
WE20: Telefunken Werkstattbuch
Wolfgang Bauer

 
we20_spec.png
WE20: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 2= 1938?? ; 9= 1939 ; 1= 1940?? ; 2= 1940? ; 11= 1940 ; 3= 1941? ; 11= 1941 ; 1= 1942? ; 1= 1942 ; 1= 1945 ; 1= 1946?? ; 2= 1946 ; 2= 1947?? ; 4= 1947? ; 3= 1948?? ; 5= 1949?? ; 1= 1949 ; 1= 1950

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):61


Forum contributions about this tube
WE20
Threads: 1 | Posts: 1
Hits: 2896     Replies: 0
WE20 (WE20)
Matteo Vannini
17.Oct.07
  1 All'indirizzo di questa valvola ho caricato le immagini relative a tutte le caratteristiche delle valvole serie WE
della Telefunken Italiana.
 
WE20
End of forum contributions about this tube

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