RARE miniature pentode 1J29B-R / 1ZH29B-R (1Ж29Б-Р)
Lot of 6 pcs
Same Date Code 04-1987
Tubes have "OTK" and "<>" markings on them
High reliability, long life non less 10000 hours
Filament voltage,V 1.2/2.4
Filament current,mA 56-68
Anode voltage,V 60
Grid1 voltage,V 0
Grid2 voltage,V 45
Steepness,mA/V 1.2
Reverse grid current,uA 0.1
Military Equipment
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