File:Shortwave Regenerative Receiver image from Modern Radio Practice by Charles Hayward page 232.png

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Captions

Captions

Regenerative shortwave radio receiver

Summary[edit]

Description
English: A regenerative-type shortwave radio receiver from circa 1924, produced by the A.H. Grebe Company of New York
Date
Source Modern Radio Practice page 232 https://archive.org/details/modernradiopract00hayw/page/232
Author Hayward, Charles B.; photo credit A.H. Grebe & Company, Richmond Hill, New York

Licensing[edit]

Public domain
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.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Shortwave_Regenerative_Receiver_image_from_Modern_Radio_Practice_by_Charles_Hayward_page_232.png

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current22:55, 15 January 2020Thumbnail for version as of 22:55, 15 January 20202,013 × 895 (4.07 MB)Nucleosynth (talk | contribs)User created page with UploadWizard

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