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4HQ5

Information - Help 
ID = 4441
       
 
   
Tube type:  Triode, vacuum 
Identical to 4HQ5
Similar Tubes
Heater different:
  2HQ5 ; 3HQ5 ; 6HQ5

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 4.2 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
 
4hq5_1.jpeg
4HQ5: Photo of tube from my collection - TS
Tomasz Szczesniak

 
mi98_g_1.gif
4HQ5: RTT Schwandt
Günther Stabe † 19.8.20

 
4hq5_techdat01.png
4HQ5: RCA Tube Manual
Peter Hoddow


from Just Qvigstad


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