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104D

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ID = 27703
       
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   Power/Output 
Identical to 104D = 104DW = SY4104D = 4104D_STC
Similar Tubes
Normally replaceable-slightly different:
  210A ; D86327
Heater different:
  223A
Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Telephony
Filament Vf 4.5 Volts / If 1 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip		 x 109 x 59 mm / x 4.29 x 2.32 inch
Weight 58 g / 2.05 oz
Tube prices 2 Tube prices (visible for members only)
Information source -- Collector info (Sammler)   
Saga of the Vacuum Tube, Tyne   p. 286 & 292
- - Manufacturers Literature
Tube Lore (II)
101d_sockel~~1.png 104D: nach Western Electric 1941
Robert Schmalstieg

Just Qvigstad 		104d_data1.png
104D: own collection
Peter den Boer
More ...
Usage in Models 1= 1925?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

Robert Gillespie (USA)
 
20201116_072215.jpg

104D
 
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