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209A

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ID = 28951
       
Country:
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Triode, vacuum   Audio Frequency 
  <1925 rare.
Identical to 209A = 102D = 102DW = VT9_GPO = 4102D = SY4102D
Similar Tubes
Normally replaceable-slightly different:
  3A/142AY

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Telephony
Filament Vf 2 Volts / If 0.97 Ampere / Direct / Specified voltage AND current AC/DC
Dimensions (WHD)
incl. pins / tip
59 x 109 x mm / 2.32 x 4.29 x inch
Weight 58 g / 2.05 oz
Information source Saga of the Vacuum Tube, Tyne   page 285, 286
Tube Lore (II)   p. 234

209a_so.png 209A: rtt
Anonymous 10 Collector


Just Qvigstad

Collection of

 
20200213_145708.jpg

209A
 

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