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G470

Information - Help 
ID = 3035
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Developer: Triotron (tubes) = Brand of Schrack, Austria 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to G470 = 506 = RGN1054
Similar Tubes
Normally replaceable-slightly different:
  GL4/1D

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Direct
Information source - - Manufacturers Literature   1935
Taschenbuch zum Röhren-Codex 1948/49   
 
g470_triotron~~1.jpg
G470: Sammlung
Anonymous 557 Collector

 
17_8.png
G470: Telefunken Werkstattbuch
Wolfgang Bauer

 

Usage in Models 1= 1931 ; 2= 1933 ; 2= 1934? ; 1= 1934 ; 2= 1935 ; 3= 1938 ; 1= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12


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