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E.550

Information - Help 
ID = 73780
       
Country:
France
Brand: SFR (S.F.R.) - Société Française Radio-Électrique; Paris
Tube type:  Vacuum Pentode 
Identical to E.550

Base Top contact with a cap
Was used by Transmittertube (Radio)
Filament Vf 6 Volts / If 1.1 Ampere / Direct / Parallel, (AC/DC)
 
20200628_153618.jpg
E.550: RMG
Robert Gillespie

 
e.550.gif
E.550: AH eigene Sammlung
Alexander Hofer

 
babani_section_2_p198_et_199_e60m_a_e550.png
E.550: Babani 1949-1951
Patrice Zeissloff



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