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QY4-500A

Information - Help 
ID = 31399
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Developer: Mullard Radio Valve Co. Ltd.;  
Tube type:  Transmitting Tetrode, air cooled   VHF 
Identical to QY4-500A

Base TRANSMITTING & Power-TUBES/VALVES in gen Top contact with a cap.
Filament Vf 5 Volts / If 13.5 Ampere / Direct / Specified voltage AC/DC
Description Pa <500W 
Dimensions (WHD)
incl. pins / tip
67 x 120 x mm / 2.64 x 4.72 x inch
Weight 490 g / 17.28 oz
Information source - - Manufacturers Literature   
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qy4500a_01.png
QY4-500A: Manufacturer's Literature
Emilio Ciardiello

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