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UX201A_arcotube

Information - Hilfe 
ID = 71811
       
Land:
USA
Marke: Arco Tube Company; Newark (NJ)
Typ:  Triode (Hoch-) Vakuum   Niederfrequenz 
Identisch mit UX201A_arcotube
Erste Quelle(n)
Jul.1930 : Radio Craft

Anwender Radio/TV-Empfang etc.
Heizung Uf 5 Volt / If 0.25 Ampere / Direkt / Batterieheizung =
Beschreibung

This tube is a specially designed type of 201A tube with a full bakelite shield over the glass bulb. According to the Arco tube advertisements, "this does away with microphonic noises"

 

uxsockel_11~~61.png UX201A_arcotube: Fin Stewart
Fin Stewart

 
arco_shielded_201a.jpg

 

[rmxtube-ge, noindex]
  

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