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X41

Information - Help 
ID = 2806
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Triode-Hexode   Frequency converter   Controlling (mu) 
  Ca. 1925 up to 1945 rare.
Identical to X41 = CV1460 = CV1697 = NR84 = W1534 = VT147_GPO
Similar Tubes
Normally replaceable-slightly different:
  20A1 ; CV1194 ; TX41
Other class quality (otherwise equal):
  X41C

Base British-7-Pin, old (M7A) (Codex=Ng)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Parallel, (AC/DC)
Description

Röhrencodex gibt an: If=1A

 
Dimensions (WHD)
incl. pins / tip
45 x 135 x mm / 1.77 x 5.31 x inch
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1936-37 Osram tube catalogue
  schaltung_mit_x41.png
  X41: Television and Short-Wave World 1925/07
Rudolf Osterkamp
 
x41~~1.jpg
X41: FC
Frank Cuffe

 
554_7.png
X41: Telefunken Werkstattbuch
Wolfgang Bauer

 
x41_data.png
X41: MARCONI RECEIVING VALVES, LONDON, 1938
Jose Casas-Avalos


Usage in Models 4= 1935 ; 2= 1936? ; 21= 1936 ; 18= 1937 ; 3= 1938 ; 7= 1939 ; 1= 1946??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):56


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