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B205

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ID = 15571
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to B205 = BX604 = P2_Record = P215_Marconi
Similar Tubes
Normally replaceable-slightly different:
  215L ; BO9 ; CT15X ; CT215P ; E.2P ; K220 ; KP2C ; M72 ; P215_Mazda ; P2_Commontype ; PO1 ; PV2_Ediswan ; PV6DE ; SP18/RR ; SP2_Triotron
Other base:
  B205_UX4
First year 1926 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Aug.1930 : Philips Bulletin R1164, p. 14 & 30
15.Jan.1926 : Radio Luistergids, The Netherlands

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.15 Ampere / Direct / Battery =
Tube prices 1 Tube prices (visible for members only)
Information source L'ABCDaire des lampes de TSF des jeunes années   p. 33
- - Manufacturers Literature   R149H 1-11-1926
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49

b205_sock.png B205: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Just Qvigstad
b205.png
B205: own collection
Peter den Boer

More ...
Usage in Models 1= 1926? ; 1= 1928? ; 1= 1928 ; 2= 1929?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5

Collection of

 
b205_01.jpg

B205
 

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