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PTT202C

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ID = 36320
       
Country:
France
Brand: Common type France tube/semicond.
Tube type:  Vacuum Pentode   Universal 
Identical to PTT202C = R122N
Predecessor Tubes PTT202B  

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Military and/or Government
Filament Vf 18 Volts / If 0.225 Ampere / Indirect / Specified voltage AC/DC
Description

Langlebensdauer Weitverkehrsröhre (Poströhre)

 
Text in other languages (may differ)

ptt202c_r122n_culotr_1.png PTT202C: Technique de l'ingénieur
Patrice Zeissloff


Just Qvigstad
ptt202c_r122n_doc_simple.png
PTT202C: Technique de l'ingénieur
Patrice Zeissloff

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ptt202c_84rm410s.jpg

PTT202C
 

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