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VT158_GPO

Information - Help 
ID = 65814
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to VT158_GPO = 2A5 = CV1707

Base 6-Pin-Base U6A, old, USA
Was used by Telephony
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
Literature -- Collector info (Sammler)   
 
2a5~~1.png
VT158_GPO: Fin Stewart
Fin Stewart

 

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