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QY4-400

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ID = 31398
       
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 QY4-400 = CV5959 = E400A = C1136 = 4-400A
Base TRANSMITTING & Power-TUBES/VALVES in gen Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 14.1 Ampere / Direct / Specified voltage AC/DC
Description

Pa <400W

 
Dimensions (WHD)
incl. pins / tip		 87 x 150 x mm / 3.43 x 5.91 x inch
Weight 190 g / 6.70 oz
Information source - - Manufacturers Literature   
4400a_sock~~4.png QY4-400: Fin Stewart
Fin Stewart
qy4400_01.png
QY4-400: Manufacturer's Literature
Emilio Ciardiello
More ...
Museum "Wireless In Wales Museum"

Collection of

Stefan Heimers (CH)
 
mullard_qy4_400.jpg

 
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