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Fleming_135R

Informazioni - Aiuto 
ID = 50483
       
Stato:
Gran Bretagna (Regno Unito)
Produttore: Ediswan, Siemens Edison Swan Electric Co.; London
Progettista: Fleming - valves; GB 
Tipo:  Diodo per segnali, singolo   Detector 
  <1925 very rare
Identico a Fleming_135R
Zoccolo Swan-Bajonett B22=22 mm Sidecontact.
Utilizzata per Radio/TV-reception etc.
Filamento Vf 4 Volt / If 0.25 Ampere / Direct / Battery =
Descrizione

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. Ltd, about 1910. This tube had a copper-gauze shielding; see picture. Tube had a tungsten filament.

 
Bibliografia - - Manufacturers Literature   1910 Marconi catalogue, p.44
British Radio Valves - The Vintage Years: 1904-1925   Pages 7-16
circuit_1.png
Fleming_135R
Peter den Boer † 2025

Just Qvigstad 		flemingdata_3.png
Fleming_135R: own collection
Peter den Boer † 2025

Collezione di

Nikolaus Löwe (D)
Peter den Boer † 2025 (NL)
 
fleming_135r_1_nvm.jpg

Fleming_135R
 
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