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GL4/1

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ID = 7897
       
Country:
Hungary
Brand: Sator (brand of Tungsram for tubes)
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to GL4/1
Similar Tubes
Normally replaceable-slightly different:
  1801 ; 442BU ; 506 ; GN24 ; PV495 ; RGN1054 ; V60_Dario ; VG4100
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 Taschenbuch zum Röhren-Codex 1948/49   
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 23, p. 21
gl41_sock.png GL4/1: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Just Qvigstad 		orion_rectifier~~2.png
GL4/1: Manufacturer's Literature
Sándor Perneky
More ...
Usage in Models 1= 1929? ; 11= 1930 ; 3= 1931 ; 1= 1932? ; 4= 1932 ; 1= 1935
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):21

Collection of

Thomas Loidl (A)
Helmut Braun (A)
Ernst Röggla (I)
Patrice Zeissloff (F)
 
gl41bild1.jpg

GL4/1
 
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