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717A

Information - Help 
ID = 9693
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 717A = VT-269 = CV3594
Similar Tubes
Other shape (e.g. bulb type):
  713A
Other base and data slightly different:
  384A_WE ; 6AK5
First Source (s)
31.May.1943 : Electron Tube Registration List
Predecessor Tubes 384A_WE  
Successor Tubes 1942   6AK5  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uko)
Filament Vf 6.3 Volts / If 0.175 Ampere / Indirect / Parallel, (AC/DC) /
Description RF VHF pentode derived from 384A. Gm 4 mS.
WE and Tung Sol known manufacturers for this tube. 
Text in other languages (may differ)
Tube prices 5 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore   

 
717a_1r.jpg
717A: Private collection
Emilio Ciardiello

 
717a_so.png
717A: ARRL Handbook 1972
Michael Schlör

 
713a717a_1.png
717A: Manufacturer's Literature
Emilio Ciardiello


Usage in Models 1= 1947?? ; 1= 1954??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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