File:Corn cob pipe catwhisker radio 1922.png
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![File:Corn cob pipe catwhisker radio 1922.png](https://upload.wikimedia.org/wikipedia/commons/thumb/3/36/Corn_cob_pipe_catwhisker_radio_1922.png/230px-Corn_cob_pipe_catwhisker_radio_1922.png?20090621000912)
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Original file (300 × 780 pixels, file size: 337 KB, MIME type: image/png)
DescriptionCorn cob pipe catwhisker radio 1922.png |
English: A small novelty crystal radio built into a corn-cob pipe. |
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Source | Downloaded from Jack Binns, On the Crest of the Radio Wave in Popular Science, Vol. 101, No. 3 Sept. 1922, Modern Publishing Co., New York, p. 70 on Google Books | |||||||
Author | Unknown authorUnknown author | |||||||
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Annotations InfoField | This image is annotated: View the annotations at Commons |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 00:09, 21 June 2009 | ![]() | 300 × 780 (337 KB) | Dicklyon (talk | contribs) | {{Information |Description={{en|1=A small cat's whisker radio made on a corn-cob pipe.}} |Source=[http://books.google.com/books?id=6CgDAAAAMBAJ&pg=PA70&dq=radio+short-wave+wavelength+carrier&lr=&as_brr=3&ei=ryI8St2gF4OmkASS4bS6BQ Popular Science, Sept. 19 |
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