radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

1G4

Information - Help 
ID = 13195
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Triode, vacuum 
Identical to 1G4
Similar Tubes
Normally replaceable-slightly different:
  1E4G ; 1H4G
First Source (s)
20.Jan.1939 : Tube Lore (I)
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uo)
Filament Vf 1.4 Volts / If 0.05 Ampere / Direct / Battery =
Description Mu 8.8 
Information source Taschenbuch zum Röhren-Codex 1948/49   
1g4.png
1G4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †     More ...
320_1.png 1G4: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		1g4_dat.png
1G4: Röhrenhandbuch 1995 Franzis-Verlag
Heinz Höger
More ...
Usage in Models 2= 1942?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of

Michael Gnaedig-Fischer (MEX)
Peter Pfeiffer (D)
 
1g4.jpg

1G4
 
You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
Data Compliance More Information