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QYS50-P40

Information - Help 
ID = 28711
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Developer: Mullard Radio Valve Co. Ltd.;  
Tube type:  Transmitting Tetrode, air cooled   Power/Output 
Identical to QYS50-P40 = CV313
Similar Tubes
Normally replaceable-slightly different:
  VX313

Base SPECIAL TUBEBASE in general Wires only.
Filament Vf 11.5 Volts / If 64 Ampere / Direct / Specified voltage AC/DC
Description Pulse Modulator with Silica envelope. Va<55kV, Ik<50A peak. Pa<700W. Gm=38mA/V at Ia=30A and Va=10kV. Developed by Mullard against the VX313 specification, issued as the CV313 and later this commercial valve. 
Dimensions (WHD)
incl. pins / tip
100 x 500 x mm / 3.94 x 19.69 x inch
Information source - - Manufacturers Literature   
-- Original-techn. papers.   
 
qys50p40_01.png
QYS50-P40: Manufacturer's Literature
Emilio Ciardiello


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