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5820

Information - Help 
ID = 25209
       
 
   
Tube type:  Orthicon 
Identical to 5820
Similar Tubes
Other class quality (otherwise equal):
  7293
Other characteristic (electr. data):
  6474 ; 7294
First Source (s)
18.Jul.1949 : Electron Tube Registration List 767

Base Diheptal (14 pin glass U14) Side contacts.
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description 3" image orthicon for outdoors use; 1650V anode voltage.
English Electric, GE, Philips, RCA, Sylvania, Westinghouse known manufacturers.

English Electric Valve Co literature notes that this was the first Orthicon manufactured by the Company. It is stated that acceptable pictures can be obtained at f5.6 with a scene brightness of 15ft-lamberts (= 50 cd/m2), making it suitable for outside or studio use. 

Dimensions (WHD)
incl. pins / tip
78 x 393 x mm / 3.07 x 15.47 x inch
Information source - - Manufacturers Literature   EE Brochure 1962
Tube Lore (I)   

5820_configurazione.png
5820: my collection
Giuseppe Antonio Tusini
    More ...
5820_spinotti.png 5820: my collection
Giuseppe Antonio Tusini


Just Qvigstad
5820_caratteristiche.png
5820: my collection
Giuseppe Antonio Tusini

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Usage in Models 1= 1952

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
5820gl_side.jpg

5820
 

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