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RO4243

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ID = 11635
       
Country:
France
Brand: Visseaux / Télévisso; Lyon / Paris
Tube type:  Vacuum Pentode   Power/Output 
Identical to RO4243 = RES174d = B443_4pin
Similar Tubes
Other base:
  B443 ; RO4243_5pin
First year 1929 Saga of the Vacuumtube, Tyne page 414

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Foo) Sidecontact
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery = /
Description

Diese Röhre gab es auch mit Europasockel 5-Stift. Codex falsch erfasst!

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
f_ro4243a1visseaux.jpg
RO4243: Manfred Rathgeb eigenes Bild
Manfred Rathgeb

 
ro4243_so.png
RO4243: rtt
Michael Schlör

 

Usage in Models 1= 1929??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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