File:A variable capacitor that was in use in Lahti broadcasting station, ca. 1940. (15301104079).jpg

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Original file(4,525 × 6,825 pixels, file size: 2.74 MB, MIME type: image/jpeg)

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Summary[edit]

Author
Photographer
Aarne Pietinen (mahdollisesti Viljo Pietinen)
Description
Suomi: Yleisradion työpajalla Helsingissä valmistettu pääteasteen säätökondensaattori, joka oli käytössä Lahden yleisradioaseman 15 kW:n lyhytaaltolähettimessä 25,47 metrin aalloilla. Kuvausajankohta arvioitu vuoden tarkkuudella.
English: Variable capacitor for power amplifier made at Yleisradio workshop in Helsinki. It was used in the shortwave transmitter of 15 kW at the Lahti broadcasting station on 25.47 meters. The date of the photo is estimated with a precision of one year.
Date 1 January 1940, 14:05:24
Finnish Broadcasting Company Yle Archives
Source https://www.flickr.com/photos/ylearkisto/15301104079/
Permission
(Reusing this file)
At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
Flickr sets
InfoField
  • Gadgets - Laitteita
Flickr tags
InfoField
  • Yle Arkisto
  • Yle Archives
  • Yle
  • Finland
  • Yleisradiotekniikka
  • radiotekniikka
  • Yleisradio
  • Finnish Broadcasting Company
  • radio technology
  • Lahti
  • Yleisradion työpaja
  • radio workshop
  • variable capacitor
  • capacitor
Flickr posted date
InfoField
9 October 2014

Licensing[edit]

Public domain
This photograph is in the public domain in Finland, because either a period of 50 years has elapsed from the year of creation or the photograph was first published before 1966. The section 49a of the Finnish Copyright Act (404/1961, amended 607/2015) specifies that photographs not considered to be "works of art" become public domain 50 years after they were created. The 50 years from creation protection period came into force in 1991. Before that the protection period was 25 years from the year of first publication according to the §16 of the law of protection of photographs of 1961. Material already released to public domain according to the 1961 law remains in public domain, and therefore all photographs (but not photographic works of art) released before 1966 are in the public domain. See Commons:Copyright rules by territory/Finland for details.


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This image was originally posted to Flickr by Archives of the Finnish Broadcasting Company Yle at https://www.flickr.com/photos/124495553@N05/15301104079. It was reviewed on 13 July 2015 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

13 July 2015

File history

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Date/TimeThumbnailDimensionsUserComment
current06:39, 13 July 2015Thumbnail for version as of 06:39, 13 July 20154,525 × 6,825 (2.74 MB) (talk | contribs)== {{int:filedesc}} == {{subst:chc}} {{information |description={{en|1=Yleisradion työpajalla Helsingissä valmistettu pääteasteen säätökondensaattori, joka oli käytössä Lahden yleisradioaseman 15 kW:n lyhytaaltolähettimessä 25,47 metrin aal...

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