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2512C9

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ID = 37567
       
Country:
United States of America (USA)
Brand: DuMont Labs, Allen B., Inc.
Tube type:  CRT (cathode ray tube, picture tube) 
Identical to 2512C9
First Source (s)
Dec.1941 : Electron Tube Registration List

Base UY-Base, 5 Pins (USA, April 1927)
Filament Vf 2.5 Volts / If 2.1 Ampere / Half indirect
Description 9" short-persistance blue fluorescent CRT intended for oscillographic applications. Electrostatic focus and deflection. Deflection plates connected to four side caps. Typical operation: 1000V on A1, 3000V on A2, -120V grid cutoff. 
Information source -- Original-techn. papers.   Electronics, Feb. 1942
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