File:Tapping coherer.jpg: Difference between revisions
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imported>Thomas H. White ({{ Information |Description= Drawing of a tapping filings-coherer radio detector. |Source= Appeared as an illustration in the article "Radio Detector Development" by H. Winfield Secor, published in the January, 1917 issue of "The Electrical Experimenter". |Date= Estimated: [1917] |Author= "The Electrical Experimenter" (Commercial publication.) |Permission= "See licensing data below" }}) |
imported>Thomas H. White m (Expand licencing information) |
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|Author= "The Electrical Experimenter" (Commercial publication.) | |Author= "The Electrical Experimenter" (Commercial publication.) | ||
|Permission= "See licensing data below" | |Permission= "See licensing data below" (This illustration was published in the United States prior to January 1, 1923) | ||
Revision as of 18:47, 25 May 2007
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:54, 11 March 2022 |  | 733 × 556 (80 KB) | Maintenance script (talk | contribs) | == Summary == Importing file |
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