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UX120

Information - Help 
ID = 16540
       
Country:
United States of America (USA)
Brand:
Developer: General Electric for Brand RCA-Radiotron; Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Power/Output 
Identical to UX120 = CX220 = VX120 = 420_deForest = GSX-120 = 420 = 220_USA = CT120 = UX220 = MX120 = X120 = NX-120 = DC120 = NU-20 = PA120 = RayX-120
Similar Tubes
Normally replaceable-slightly different:
  100X20-A ; 303x ; ER120 ; E_CeCo ; SX1200
Other base:
  120_Thermotron
First Source (s)
1925 : Saga of the Vacuumtube, Tyne p.315

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 3 Volts / If 0.13 Ampere / Direct / Battery =
Description

Plate dissipation 0,11W at plate voltage 135V, for sets with UV199 tubes.

 
Tube prices 3 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  usa_rca_ux_120_ckt.png
  UX120: Mfg. data sheet
Jay Kinnard
 
ux120_rca_rmf.jpg
UX120: My Collection
Bruce Morgenstern

 
uxsockel_5.png
UX120: KoBi
Konrad Birkner † 12.08.2014

 
rca_ux120_data.png
UX120: RCA Tube Manual RC-10
Heinz Höger


Usage in Models 1= 1924 ; 1= 1925? ; 10= 1925 ; 1= 1926? ; 3= 1926 ; 2= 1927 ; 1= 1929

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):19


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