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ID = 28052
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to ВК-20 = VK-20

Base SPECIAL TUBEBASE in general Base on each end.
Filament Direct
Dimensions (WHD)
incl. pins / tip
27 x 74 x 35 mm / 1.06 x 2.91 x 1.38 inch
Weight 36 g / 1.27 oz
Information source -- Collector info (Sammler)   
ВК-20: o
Anonymous 15 Collector

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Collection of a member from D
Collection of a member from D

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