radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

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
First Source (s)
1933 : History of the British Radio Valve to 1940 p. 178

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 100
 
mh4catkin_a.jpg
MH4Cat: RFJ
Roy Johnson

 
b5~~43.png
MH4Cat: Fin Stewart
Fin Stewart

 
mh4_catkin_spec.png
MH4Cat: Marconi Advertisement
Anonymous 15 Collector


from Just Qvigstad

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]
  
rmXorg