6J5B-V / 6Zh5B-V (6Ж5Б-В) 

Military tiny HF pentode tubes. 

Lot of 10 pcs

          MELZ Plant          

 High reliability , long life non less 5000 hours. Tubes have "OTK" and "◊" marking 


Filament voltage,V                6,3
Filament current,A  0,225-0,275
Anode voltage,V               120
Anode current,A    0,01-0,022
Anode power,W                2,4
Grid2 voltage,V               120
Grid3 voltage,V                   0
Steepness,mA/V        7,5-12,5
Reverse grid current,uA        0,3
Microphnic noise,mV       270

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