File:Potentiometer cutaway drawing.png
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Potentiometer_cutaway_drawing.png (342 × 283 pixels, file size: 22 KB, MIME type: image/png)
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This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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Summary
| Description |
English: Drawing of a potentiometer (variable resistor) with the case cut away, showing internal parts, from an advertisement in an electronics magazine. The labeled parts are
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| Date | |
| Source | Retrieved December 1, 2015 from Electronics magazine, McGraw-Hill Publishing Co., New York, Vol. 8, No. 11, November 1935, p. 80 on http://www.americanradiohistory.com |
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| Permission (Reusing this file) |
This image is from an advertisement without a copyright notice published in a 1935 US magazine. In the United States, advertisements published in collective works (magazines and newspapers) are not covered by the copyright notice for the entire collective work. (See U.S. Copyright Office Circular 3, "Copyright Notice", page 3, "Contributions to Collective Works".) Since the advertisement was published before 1978 without a copyright notice, it falls into the public domain. |
Licensing
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This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.
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File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 04:08, 18 June 2023 | 342 × 283 (22 KB) | Hohum | Cleanup |
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