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R55

Information - Help 
ID = 7102
       
Country:
France
Brand: La Radiotechnique (RT); Paris, Suresnes
Tube type:  TRIODE (Detail uncertain) 
Identical to R55 = RE074

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 4 Volts / If 0.06 Ampere
Description

Codex falsch erfasst!

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
r55.jpg
R55: Sammlung GJ
Anonymous 544 Collector

 
r55_so.png
R55: rtt
Michael Schlör

 

Usage in Models 1= 1927 ; 1= 1928

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of a member from D

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