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Description: | none MANU Unsigned. 1904 DES FLEMING,John,Ambrose,Sir 1904 University College, Gower Street, London England This is one of the first diodes ever made by John Ambrose Fleming for his 1904 patent application. The label that accompanied it is reputedly in his hand. When one filament is heated electrons will travel to the cold filament but not in the other direction. For full wave rectification of an oscillating current two of these valves are required connected in series. | License: | http://www.hmag.gla.ac.uk/spirit/rights/ | Publisher: | Hunterian Museum and Art Gallery, University of Glasgow | Rights holder: | Hunterian Museum and Art Gallery, University of Glasgow | Subjects: | SCIENTIFIC COLLECTION : | Source: | Hunterian Museum | Creator: | Hunterian Museum and Art Gallery, University of Glasgow | Identifier: | http://www.huntsearch.gla.ac.uk/cgi-bin/... | Language: | en-GB | Go to resource |
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