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NL-715

Information - Hilfe 
ID = 83579
       
Land:
USA
Marke: National Electronics, Inc.; Geneva, IL
Entwickler: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Typ:  Thyratron 
Identisch mit NL-715 = FG17 = 5557

Sockel USA-UX-4-Stift-Sockel (2 dick), ab 1924 Obenanschluss-Kappe.
Anwender Industrie
Heizung Uf 2.5 Volt / If 5 Ampere / Direkt
Beschreibung

This tube is a negative control mercury vapor thyratron for use where it is desired to actuate the tube with a change in grid voltage. It requires very little grid power and is suitable for use in relay circuits where curent flow is desired in the absence of grid exitation.

 
Literatur Tube Lore (II)   p. 90 & 158

3l_5557~~4.png NL-715: Fin Stewart
Fin Stewart


Just Qvigstad
 

[rmxtube-ge, noindex]
  

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