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CV1109

Information - Help 
ID = 13954
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Triode, vacuum   Universal 
Identical to CV1109 = VR109 = NR55 = AR7 = 4D1_Brimar = 10E/11098
Similar Tubes
Heater different:
  CV1000 ; VR109A

Base British-7-Pin, old (M7A) (Codex=Na) Top contact with a cap
Filament Vf 13 Volts / If 0.2 Ampere / Indirect
Description This spec covers both variants of AR7 and NR55, with 200 and 150mA heater current drain. It also refers to the early version of VR109, draining 200mA. 
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
4d1_stand.png
CV1109: Manufacturer's Literature
Emilio Ciardiello

 
cv1109_1_1.png
CV1109: Manufacturer's Literature
Emilio Ciardiello


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