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1877

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ID = 7512
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Half-Wave Vacuum Rectifier 
Identical to 1877
First year 1935 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er)
Filament Vf 4 Volts / If 0.65 Ampere / Half indirect
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

valvula1877.png
1877: Internet
Miguel Angel Trujillo-Rodriguez
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1877_so.png 1877: rtt
Anonymous 10 Collector

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Just Qvigstad
1877data.png
1877: own collection
Peter den Boer

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Usage in Models 2= 1939 ; 1= 1940 ; 1= 1950??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

Collection of

Collection of a member from CH
Collection of a member from D
 
dsc03913a.jpg

1877
 

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