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ID = 61802
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Photomultiplier 
Identical to 931VA
Similar Tubes
Normally replaceable-slightly different:
  27M1 ; 931A ; CV2696 ; CV337 ; GL931A

Was used by Technology / Measurement

Non-hygroscopic base version of the 931A.


9 stage Photo-multiplier.
Va<950, Ia<1mA. Current Gain 1,000,000 with 100V per stage.
Peak spectral response 4500 Å.
Base 11pin Sub Magnal

Dimensions (WHD)
incl. pins / tip
33 x 94 x mm / 1.30 x 3.70 x inch
931VA: minha colecione
Manuel Henrique Oliveira-Jesus


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