radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

MPT4_Catkin

Information - Help 
ID = 11369
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Vacuum Pentode   Power/Output 
Identical to MPT4_Catkin
Similar Tubes
Other base:
  MPT4_5pin_Catkin
First Source (s)
Aug.1933 : - - Manufacturers Literature
1933 : History of the British Radio Valve to 1940 p. 189

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Ld)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.3 Ampere / Indirect / Parallel, (AC/DC)
Description

Redesigned MPT4 in Catkin form with increased power output.
Also available with 5 pin base.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
uk_mo_mpt4.jpg
MPT4_Catkin
Alan Scott Douglas † 16.11.15

 
mpt4base.png
MPT4_Catkin: INTERNET PIC
Peter Hughes

 
mpt4_catkin_spec.png
MPT4_Catkin: Marconi Advertisement
Anonymous 15 Collector


from Just Qvigstad

Usage in Models 3= 1933 ; 2= 1934 ; 8= 1935

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


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