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150

Information - Help 
ID = 15305
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Urdox with FeH 
Identical to 150 = X-250 = 57T250 = L_WLS = L50 = SX250 = VX250 = ER250 = TS250 = RX250 = RYB250 = RayX-250 = TC250 = SLX250 = PA250 = C-585 = NX-250
Similar Tubes
Other shape (e.g. bulb type):
  NU-50
Successor Tubes SX250  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bc)
Filament
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
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150
Emilio Ciardiello

 

from Just Qvigstad

Usage in Models 1= 1937

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

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