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CK641

Information - Help 
ID = 35776
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Triode, vacuum   Universal 
Identical to CK641

Base Subminiatur (wire-ends, flat) B5A Wires only.
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect
Description Subminiature high-rel triode, intended for operation at several hundred megacycles, as well as audio amplifier; mu 70. T3 bulb, flat press with 5 flying leads. 
Information source - - Manufacturers Literature   
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Just Qvigstad
ck641.png
CK641: Manufacturer's Literature
Emilio Ciardiello

 

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