File:Crosley 122 "Super Buddy Boy" radio receiver 1931.jpg
From Wikimedia Commons, the free media repository
Jump to navigation
Jump to search
Crosley_122_"Super_Buddy_Boy"_radio_receiver_1931.jpg (307 × 298 pixels, file size: 41 KB, MIME type: image/jpeg)
File information
Structured data
Captions
Summary
[edit]DescriptionCrosley 122 "Super Buddy Boy" radio receiver 1931.jpg |
English: An antique vacuum tube radio receiver, the Crosley model 122 "Super Buddy Boy", from 1931. This was a superheterodyne with 7 tubes. It had a dynatron local oscillator circuit with a 175 kHz IF, a dynamic cone speaker with a field coil instead of a permanent magnet. It retailed for $65. |
Date | |
Source |
|
Author | Unknown authorUnknown author |
Permission (Reusing this file) |
This 1931 issue of Radio News magazine would have the copyright renewed in 1959. Online page scans of the Catalog of Copyright Entries, published by the US Copyright Office can be found here. Search of the Renewals for Periodicals for 1958, 1959, and 1960 show no renewal entries for Radio News. Therefore the copyright was not renewed and it is in the public domain. |
Licensing
[edit]Public domainPublic domainfalsefalse |
This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. 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 (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
العربية ∙ Deutsch ∙ English ∙ español ∙ français ∙ galego ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ português ∙ português do Brasil ∙ русский ∙ sicilianu ∙ slovenščina ∙ українська ∙ 简体中文 ∙ 繁體中文 ∙ +/− |
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 16:56, 2 May 2021 | 307 × 298 (41 KB) | Materialscientist (talk | contribs) | tidied | |
18:37, 3 November 2015 | 307 × 298 (17 KB) | Chetvorno (talk | contribs) | User created page with UploadWizard |
You cannot overwrite this file.
File usage on Commons
There are no pages that use this file.
File usage on other wikis
The following other wikis use this file:
- Usage on en.wikipedia.org
- Usage on ja.wikipedia.org