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MH4Cat

Information - Help 
ID = 30475
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Triode, vacuum   Universal 
Identical to MH4Cat
Similar Tubes
Other shape (e.g. bulb type):
  MH4

Base Europe 5-Pin (O5A, B5)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 100
 
mh4catkin_a.jpg
MH4Cat: RFJ
Roy Johnson

 
mh4_catkin_spec.png
MH4Cat: Marconi Advertisement
Anonymous 15 Collector


Usage in Models 1= 1933? ; 1= 1934 ; 1= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
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