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918

Information - Help 
ID = 11977
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Photocell Gas filled 
Identical to 918 = VT-246 = GL-868 = CE-1C = GL918
Similar Tubes
Other shape (e.g. bulb type):
  923
First Source (s)
20.Mar.1943 : -- Original-techn. papers.

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=B)
Filament
Description

Side-on type having S-1 response. Wavelength of maximum spectral response is 8000 +/- 1000 angstroms. This type makes use of a semicylindrical photocathode, and has a direct interelectrode capacitance of 3 picofarads. Anode-Supply voltage is 90 volts.

 

 
Dimensions (WHD)
incl. pins / tip
30 x 105 x mm / 1.18 x 4.13 x inch
Weight 31 g / 1.09 oz
Tube prices 2 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   RCA Phototubes and Photocells PT-60
  rca_phototube_fig1~~1.png
  918: RCA Phototubes 1941
David Erali
 
918_vt_246_p01_s~~1.jpg
918: Collection Patrice ZEISSLOFF
Patrice Zeissloff

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918_sock.png
918: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

 
918_data_p1.png
918: AWV Radiotron Valve Data Book
Stuart Irwin

More ...

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