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E414_Triotron

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ID = 15809
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Triode, vacuum   Power/Output 
Identical to E414_Triotron
First year 1930 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Description

The E 414 from Triotron is a directly heated battery tube (triode) with B4 base. Not to be confused with the Philips E 414, an indirectly heated triode with B4 base for microphone amplifiers.

 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   

sockel_4stift_9.png E414_Triotron: g.h.
Gerhard Heigl


Just Qvigstad
Usage in Models 1= 1928 ; 1= 1929? ; 1= 1931? ; 1= 1936?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

Collection of

Collection of a member from FIN
 
e414_triotron.jpg

E414_Triotron
 

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