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VT47_USA

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ID = 34251
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
Identical to VT47_USA = 47 = CV1772

Base UY-Base, 5 Pins (USA, April 1927)
Filament Vf 2.5 Volts / If 1.75 Ampere / Direct / Parallel, (AC/DC)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.
 
vt47usa_so.png
VT47_USA: ARRL Handbook 1972
Michael Schlör

 

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