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DEP_Frelat

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ID = 15746
       
Country:
Netherlands
Brand: Frelat N.V.; Amsterdam
Developer: Heussen, M. & Co; Arnhem 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to DEP_Frelat
First Source (s)
15.Mar.1927 : Funk Bastler #13
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.12 Ampere / Direct / Battery =
Description

This tube was originally listed as DFP_Frelat, sourced from Taschenbuch zum Rohren-Codex, 1948/49. this would appear to be an error as the DEP (Frelat) is listed in this as well as Rohrencodex, Rohren-Taschenbuch 1950:23000 tubes and British Radio Valves: The Classic Years 1926 - 1946.

 
Information source British Radio Valves - The Classic Years: 1926-1946   P. 262 and sauplement p. 40.
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren   
Taschenbuch zum Röhren-Codex 1948/49
dep_sock.png DEP_Frelat: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
More ...
Just Qvigstad 		frelatdata_9.png
DEP_Frelat: own collection
Peter den Boer
 
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