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TY04-30

Information - Help 
ID = 77807
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Transmitting Triode, air cooled   UHF 
  Ca. 1925 up to 1945 no serial production. For instance only development samples. *****
Identical to TY04-30
Similar Tubes
Normally replaceable-slightly different:
  TB04/8
Predecessor Tubes 316A  

Was used by Radar
Filament Vf 2 Volts / If 3.65 Ampere / Direct
Description
  • 400 V anode voltage
  • 90 to 130 mA anode curtrent
  • 30 W anode power dissipation

A note hand-written on the box gives a direct equivalence with the WE 316A. The look shows a remarkable similarity with the Philips TB04/8. It could just be an early unit of the Philips doorknob triode, sampled on the British market by Mullard with its own code.

 
Information source -- Original-techn. papers.   Brans Vademecum, 20th edition
 
ty04_30_1.jpg
TY04-30: Private collection
Emilio Ciardiello

 


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