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UX210

Information - Help 
ID = 3966
       
Country:
United States of America (USA)
Brand:
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to UX210 = 10 = DX210 = 210_UX-Triode = G-10 = 410_deForest = GSX-210 = AC10 = 510 = ER210 = CF510 = 57T210 = X-210 = MX210 = RayX-210 = NU-10 = PA210 = JX210 = NX-210
Similar Tubes
Normally replaceable-slightly different:
  4618_WLS ; 6P ; D410_DeForest ; PT210 ; SX210_Schickerling ; WLS510
Other class quality (otherwise equal):
  UX841
Other base:
  UV210
First year Sep.1925 Saga of the Vacuumtube, Tyne p.317
First Source (s)
Sep.1925 : Saga of the Vacuumtube, Tyne p.317
Predecessor Tubes UV210  
Successor Tubes UX250  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.25 Ampere / Direct
Description

Coming from loudspeaker application it was widely used for transmitting.
Output power 1.5 Watts. With 425 V on the plate it drew 18 mA.
Tyne, page 317: "The UV210 became the UX210 eary in 1925, was announced by RCA in September 1925 and advertised in October 1925. It is interesting to note that the tube shown in ths ad is referred to as the UX210A, although the tube is plainly marked UX210. According to early records, no UX210A was ever produced."
The UX210 was made by several US tube manufacturers and in rthe early 1930's was superceded by the type 10

 
Dimensions (WHD)
incl. pins / tip
x 137 x 54 mm / x 5.39 x 2.13 inch
Weight 69 g / 2.43 oz
Tube prices 1 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  usa_rca_ux_210_ckt.png
  UX210: Mfg. data sheet
Jay Kinnard
 
ux210rca.jpg
UX210: USA
John Albion

 
s_217_g_66.gif
UX210: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
usa_ux210_kennl.png
UX210: QST 9/1926, p. 33
Otto Frosinn


Usage in Models 3= 1925 ; 1= 1926?? ; 9= 1926 ; 2= 1927? ; 20= 1927 ; 1= 1928? ; 21= 1928 ; 2= 1929? ; 6= 1929 ; 2= 1930?? ; 1= 1930 ; 1= 1931 ; 3= 1933 ; 4= 1934? ; 1= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):77


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