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7389

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ID = 53610
       
Country:
Great Britain (UK)
Brand: English Electric Valve Company Ltd. (EEV); Chelmsford
Tube type:  Orthicon 
Identical to 7389
Similar Tubes
Other class quality (otherwise equal):
  7295 ; 7295C
Other characteristic (electr. data):
  P812 ; P815 ; P825

Base Diheptal (14 pin glass U14) Side contacts.
Was used by Industrial
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description Used in studio and outside broadcast cameras.

An improved version of the 7295 series with a higher target capacitance than the 7295 giving improved signal-to-noise ratio and less spurii. In addition to the diheptal base it has side contacts at the base of the scanning sections.

Also issued with various suffices A, B, C .. to indicate selection against various criteria. 

Dimensions (WHD)
incl. pins / tip
117 x x 501 mm / 4.61 x x 19.72 inch
Information source - - Manufacturers Literature   1962 brochure
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