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UL21_Triode

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ID = 87673
       
Country:
Great Britain (UK)
Brand: Ferranti, GB
Tube type:  Triode, vacuum   Power-supply 
Identical to UL21_Triode

Base COAXIAL in general (X..)
Filament Vf 6.3 Volts / If 1.15 Ampere / Half indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
23 x 72 x mm / 0.91 x 2.83 x inch
Information source - - Manufacturers Literature   

ferranti_ul21.png
UL21_Triode: eigenes Dokument
Roland Böhme

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