File:Early coherer.png
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Early_coherer.png (283 × 323 pixels, file size: 13 KB, MIME type: image/png)
Captions
Captions
Oliver Lodge's 1894 coherer
Summary
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| Description |
English: Coherer, consisting of a spiral of thin iron wire mounted on an adjustable spindle and an aluminium plate. When the lever is moved clockwise, the tip of the iron wire presses gently against the aluminium plate. |
| Date | |
| Source | Retrieved 24 Aug 2022 from Oliver Lodge (1894) The work of Hertz and some of his successors, D. Van Nostrand Co., New York, p. 22, fig. 17 on archive.org |
| Author | Oliver Lodge |
Licensing
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
 Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:25, 24 August 2022 | | 283 × 323 (13 KB) | Ftx (talk | contribs) | Uploaded a work by Oliver Lodge from Retrieved 22 February 2018 from [https://archive.org/details/workofhertzsomeo00lodguoft/u31 Oliver Lodge (1894) ''The work of Hertz and some of his successors'', D. Van Nostrand Co., New York, p. 22, fig. 17] on archive.org with UploadWizard |
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