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ZD4

Information - Help 
ID = 16627
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Triode, vacuum   Power/Output 
Identical to ZD4

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
45 x 107 x 35 mm / 1.77 x 4.21 x 1.38 inch
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
zd4.jpg
ZD4: own collection
Peter den Boer

 
sockel_4stift_triode_9.png
ZD4: g.h.
Gerhard Heigl

 
daten_zd4_triotron.png
ZD4: g.h.
Gerhard Heigl


from Just Qvigstad


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