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File:Potentiometer cutaway drawing.png

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Potentiometer_cutaway_drawing.png (342 × 283 pixels, file size: 22 KB, MIME type: image/png)

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
A. Shaft
B. Stationary carbon composition resistance element
C. Springy phosphor bronze wiper that rides along resistance element
D. Shaft attached to wiper
E, G Terminals connected to ends of resistance element
F. Terminal connected to wiper
H. Cam that operates on-off switch, if one is included in potentiometer
Alterations to image: cloned out advertising copy, added arrows and labels
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
Author
  • Original work: Unknown
  • Altered work: Chetvorno
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

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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Captions

Cutaway diagram of a potentiometer

Items portrayed in this file

depicts

potentiometers

inception

November 1935

File history

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Date/TimeThumbnailDimensionsUserComment
current11:08, 18 June 2023Thumbnail for version as of 11:08, 18 June 2023342 × 283 (22 KB)HohumCleanup
21:18, 3 December 2015Thumbnail for version as of 21:18, 3 December 2015342 × 283 (27 KB)ChetvornoUser created page with UploadWizard

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