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UX210

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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 = DX210 = 210_UX-Triode = G-10 = 410_deForest = GSX-210 = AC10 = 510 = ER210 = CF510 = 57T210 = X-210 = FX210 = 38110 = SE-2566A = MX210 = X210 = RayX-210 = NU-10 = PA210 = DC210 = T-10 = Z210 = JX210 = RYB210 = SLX210 = T-210 = NX-210 = 10
Similar Tubes
Normally replaceable-slightly different:
  4618_WLS ; 6P ; CG-2010 ; D410_DeForest ; F708_UX ; L_CeCo ; PJ-13 ; PR-10-A ; PT-210A ; PT210 ; R210 ; SE-2566 ; SX210_Schickerling ; U210 ; WLS510 ; WZX210
Other class quality (otherwise equal):
  15_Rogers ; 210_special ; UX841
Other base:
  C310 ; UV210
Other base and data slightly different:
  F708
Multiple differences or of other kind:
  BA-210
First year Sep.1925 Saga of the Vacuum Tube, Tyne p.317
First Source (s)
Sep.1925 : Saga of the Vacuum Tube, 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 / Specified voltage AC/DC
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The UX210 was made by several US tube manufacturers and in the early 1930's was superceded by the type 10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 59 g / 2.08 oz
Tube prices 1 Tube prices (visible for members only)
Information source Saga of the Vacuum Tube, Tyne   p. 317 & 326
Tube Lore (II)   p. 25, 182 & 214
-- Collector info (Sammler)
Taschenbuch zum Röhren-Codex 1948/49
usa_rca_ux_210_ckt.png
UX210: Mfg. data sheet
Jay Kinnard
10_24.png UX210
Emilio Ciardiello
More ...
Just Qvigstad 		usa_ux210_kennl.png
UX210: QST 9/1926, p. 33
Otto Frosinn
More ...
Usage in Models 3= 1925 ; 1= 1926?? ; 9= 1926 ; 2= 1927? ; 20= 1927 ; 1= 1928? ; 23= 1928 ; 2= 1929? ; 6= 1929 ; 2= 1930?? ; 1= 1930 ; 1= 1931?? ; 1= 1931 ; 3= 1933 ; 4= 1934? ; 1= 1934
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):80

Collection of

Robert Gillespie (USA)
Bruce Morgenstern (CDN)
John Albion (CDN)
Marc Couque (F)
 
20210102_192049.jpg

UX210
 
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