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R4100

Information - Help 
ID = 8129
       
Country:
Italy
Brand: Zenith; Monza (Italy)
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to R4100 = 506

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 1 Ampere / Direct
Tube prices 2 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
  r4100_sch1a.png
  R4100: ZENITH GUIDE 1929-30
Giuseppe Antonio Tusini
 
r4100zenith.jpg
R4100: eigene Sammlung
Roland Hanschke

 
i_zenith_r4100_socket.png
R4100: D.E. Ravalico, Il Radiolibro, Hoepli
Alessandro De Poi

 
r4100.png
R4100: ZENITH GUIDE 1929-30
Giuseppe Antonio Tusini


from Just Qvigstad

Usage in Models 1= 1929

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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