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ID = 19357
Great Britain (UK)
Brand: Fleming - valves; GB
Developer: Fleming - valves; GB 
Tube type:  SINGLE-DIODE-TUBE (no details yet)   Detector 
  <1925 very rare. ***
Identical to Fleming_Oscillation
First year 1906 -- Collector info (Sammler)
First Source (s)
1906 : Saga of the Vacuum Tube, Tyne Picture page 47

Base Edison medium E14 = 14 mm, mignon
Filament Vf 4 Volts / If 0.6 Ampere
Description Etched with: Royal Ediswan, below "Fleming Oscillation Valve", below 4 Volts. The Fleming valves were made by the Edison and Swan United Electric Light Co. and marketed by Marconi Wireless telegraph Co. Ltd. Ref. Catalogue Marconi Wireless Telegraph Co, about 1910. The catalogue number is 134R. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
42 x 82 x 32 mm / 1.65 x 3.23 x 1.26 inch
Weight 16 g / 0.56 oz
Peter den Boer
Fleming_Oscillation: EE
Ernst Erb

Fleming_Oscillation: own collection
Peter den Boer

from Just Qvigstad

Usage in Models 1= 1913??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of a member from D

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