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ML4

Information - Help 
ID = 3046
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Developer: MO Valve Co. Ltd.; GB 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to ML4 = CV1732 = 10E/17 = VT90_GPO = VT129_GPO
Similar Tubes
Normally replaceable-slightly different:
  104V ; 41MP ; 4PAC ; ACP

Base Europe 5-Pin (O5A, B5) (Codex=F)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Description

Pa <5W;

 
Dimensions (WHD)
incl. pins / tip
51 x 130 x mm / 2.01 x 5.12 x inch
Tube prices 1 Tube prices (visible for members only)
Literature - - Manufacturers Literature   
Taschenbuch zum Röhren-Codex 1948/49   
 
ml4_osram_logo.jpg
ML4: Sammlung
Anonymous 557 Collector

 
7_71.png
ML4: Telefunken Werkstattbuch
Wolfgang Bauer

 
ml4_data.png
ML4: MARCONI VALVES MANUAL
Jose Casas-Avalos


Usage in Models 1= 1929 ; 1= 1930?? ; 1= 1930 ; 2= 1931 ; 1= 1932? ; 2= 1932 ; 2= 1933 ; 1= 1934 ; 1= 1940 ; 1= 1945??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13


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