radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

4409_Photocell

Information - Help 
ID = 50930
       
Country:
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type:  Photocell Gas filled 
Identical to 4409_Photocell

Filament --/--
Description

Side-on type having unobstructed photocathode area and S-4 response. Wavelength of maximum spectral response is 4000 +/- 500 angstroms. This type makes use of a semicylindrical photocathode,  and has a direct interelectrode capacitance of 2.4 picofarads. 

 
Dimensions (WHD)
incl. pins / tip
33 x 81 x mm / 1.30 x 3.19 x inch
Weight 26 g / 0.92 oz
Information source - - Manufacturers Literature   

Collection of

Collection of a member from FIN
 
4409_hamamatsu.jpg

4409_Photocell
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information