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1P39

Information - Help 
ID = 27517
       
 
   
Tube type:  Photocell   Detector 
Identical to 1P39 = IP39 = CE29
Similar Tubes
Normally replaceable-slightly different:
  929 ; GL929

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Technology / Measurement
Filament
Description

Blue-sensitive (S4, up to 4000 Angstroms). Special design with a non-hygroscopic base for operation under conditions of high humidity.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
33 x 64 x mm / 1.30 x 2.52 x inch
 
1p39_celetron.jpg
1P39: My tubes
Anonymous 413 Collector

 
1p39_sock.png
1P39: elektron taschenbuch 1952
Heinz Höger

 
1p39.png
1P39: Manufacturer's Literature
Emilio Ciardiello



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