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842

Información - Ayuda 
ID = 15423
       
País:
Estados Unidos
Marca:
Diseñador: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tipo:  Triode, vacuum   Power/Output 
Idéntica a 842 = VT-72 = UE942 = PJ-9 = 38842
Fuente principal (es)
28.Jun.1945 : Electron Tube Registration List rec. 415

Base UX-Base (4 Pins (2 thick, USA 1924) (Codex=Bo)
Usada en Transmittertube (Radio)
Filamento Vf 7.5 Volt / If 1.25 Ampere / Direct / Specified voltage AC/DC
Descripción

AF power amplifier. Delivers 3W across 8 ohms with 425V anode voltage and 3750 ohms cathode resistor.
First appeared in 1927, was registerd to GE in 1945. Some tubes located are dual branded RCA-deForest

 
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip
x 137 x 54 mm / x 5.39 x 2.13 inch
Literatura Tube Lore (II)   p. 78
- - Manufacturers Literature   
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49

s_217_g_39.gif 842: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


Just Qvigstad
842.png
842: RCA de forest amateur 1934
Miguel Angel Trujillo-Rodriguez

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