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ID = 18944
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
Identical to ГУ-81 = GU-81
Similar Tubes
Other shape (e.g. bulb type):
  5SO45T ; ГУ-80
Predecessor Tubes 5SO45T  

Base SPECIAL TUBEBASE in general
Filament Vf 12.6 Volts / If 10.5 Ampere / Direct / Specified voltage AC/DC

ГУ-81, UdSSR, Sendepentode, S= 5,5 mA/V, 750 W Ausgangsleistung bei 1,5 kV Anodenspannung und 500 mA Anodenstrom und 12 MHz. Die ГУ-80 hat dagegen einen um 90° gedrehten Sockel.

Dimensions (WHD)
incl. pins / tip
120 x 260 x mm / 4.72 x 10.24 x inch
Tube prices 5 Tube prices (visible for members only)

gu81_sockel_1.png ГУ-81: electronic univ. vademecum,Warszawa1964
Anonymous 384 Collector

ГУ-81: Original Datenblatt
Joachim Glüder

Collection of



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