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27M12

Information - Help 
ID = 31700
       
Country:
Great Britain (UK)
Brand: Ediswan, Siemens Edison Swan Electric Co.; London
Tube type:  Photomultiplier 
Identical to 27M12
Similar Tubes
Other class quality (otherwise equal):
  27M12A
Successor Tubes 27M12A  

Base Wires only.
Filament
Description

9 stage Shock-Resistant Photo-multiplier.
Va<585, Ia<1mA. Current Gain 20,000 with 65V per stage.
Peak spectral response 4650 Å

 
Dimensions (WHD)
incl. pins / tip
30 x 77 x mm / 1.18 x 3.03 x inch
Information source - - Manufacturers Literature   
 
27m12_edi_1.jpg
27M12: My Collection
Danko Tkalec

 
27m12_ediswan_data_01.png
27M12: orig. data sheet
Michael Schlör



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