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ID = 9147
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  CRT (cathode ray tube, picture tube)   Indication 
Identical to NC2 = CV951 = W307
Similar Tubes
Normally replaceable-slightly different:

Base SPECIAL TUBEBASE in general (Codex=sp)
Filament If 1.2 Ampere
Description Green Screen. ES Deflection and Gas Focus. 124mm dia screen, 8-pin bayonet base.
The CV951 spec sheet gives 0.6V filament voltage. This value can be plausible for a filamentary cathode. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
NC2: AH eigene Sammlung
Alexander Hofer

NC2: Manufacturer's Literature
Emilio Ciardiello

NC2: Manufacturer's literature
Nigel Hulse

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