File:Watt-Meter. - DPLA - 17248f5e3b8d5069ceee454379a34881.jpg

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Description Rectangular gray device with watt gauge on front. Used to measure transmitter power in watts. Pre-dates spectrum analyzers for power output measurements.
Title
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Watt-Meter.
Institution
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institution QS:P195,Q103994453
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Source Plains to Peaks Collective Edit this at Structured Data on Commons
Author Bird Electronic Corp Edit this at Structured Data on Commons
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Copyright determination made by National Wildlife Research Center (Q103994453) using RightsStatements.org
No Copyright - United States
The organization that has made the Item available believes that the Item is in the Public Domain under the laws of the United States, but a determination was not made as to its copyright status under the copyright laws of other countries. The Item may not be in the Public Domain under the laws of other countries. Please refer to the organization that has made the Item available for more information.
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Public domain
Public domain
This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
United States
United States
This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.
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current15:42, 9 May 2023Thumbnail for version as of 15:42, 9 May 20232,791 × 3,590 (387 KB)DPLA bot (talk | contribs)Uploading DPLA ID dpla:17248f5e3b8d5069ceee454379a34881

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