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File:IBM Selectric II typewriter.ogv

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Original file ‎(Ogg multiplexed audio/video file, Theora/Vorbis, length 3 min 5 s, 1,280 × 720 pixels, 1.38 Mbps overall, file size: 30.41 MB)

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Summary[edit]

Description
English: Bill Hammack uses slow motion video (high-speed camera) to show the motion of the type element of an IBM Selectric II typewriter. He described the mechanical "whiffletree" mechanism that does digital to analog conversion.
Polski: The IBM Selectric & its mechanical digital to analog converter – krótki film, w którym Bill Hammack, znany też pod pseudonimem Engineer Guy, wyjaśnia zasadę działania maszyny do pisania IBM Selectric oraz jej mechanicznego przetwornika cyfrowo-analogowego.
Čeština: Mechanický digital analog (D/A) převodník ve spojení s psacím strojem typu IBM Selectric na videu z roku 2010 s komentářem Billa Hammacka.
Date
Source Own work
Author Hammack
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This file is licensed under the Creative Commons Attribution-Share Alike 3.0 United States license.
You are free:
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  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

Assessment[edit]

Media of the day This file was selected as the media of the day for 26 April 2019. It was captioned as follows:
English: The IBM Selectric & its mechanical digital to analog converter is a 2010 video by Bill Hammack.
Other languages
Čeština: Mechanický digital analog (D/A) převodník ve spojení s psacím strojem typu IBM Selectric na videu z roku 2010 s komentářem Billa Hammacka.
English: The IBM Selectric & its mechanical digital to analog converter is a 2010 video by Bill Hammack.
Polski: The IBM Selectric & its mechanical digital to analog converter – krótki film, w którym Bill Hammack, znany też pod pseudonimem Engineer Guy, wyjaśnia zasadę działania maszyny do pisania IBM Selectric oraz jej mechanicznego przetwornika cyfrowo-analogowego.

File history

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Date/TimeThumbnailDimensionsUserComment
current21:59, 16 November 20103 min 5 s, 1,280 × 720 (30.41 MB)Hammack (talk | contribs)== {{int:filedesc}} == {{Information |Description={{en|1=Bill Hammack uses slow motion video (high-speed camera) to show the motion of the type element of an IBM Selectric II typewriter. He described the mechanical "whiffletree" mechanism that does digi

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Transcode status

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Format Bitrate Download Status Encode time
VP9 720P Not ready Unknown status
Streaming 720p (VP9) Not ready Unknown status
VP9 480P Not ready Unknown status
Streaming 480p (VP9) 655 kbps Completed 02:59, 22 March 2024 5 min 54 s
VP9 360P Not ready Unknown status
Streaming 360p (VP9) Not ready Unknown status
VP9 240P Not ready Unknown status
Streaming 240p (VP9) 169 kbps Completed 23:11, 4 December 2023 1 min 10 s
WebM 360P 723 kbps Completed 14:17, 30 November 2023 56 s
Streaming 144p (MJPEG) 1 Mbps Completed 05:09, 15 November 2023 8.0 s
Stereo (Opus) 85 kbps Completed 05:53, 24 November 2023 3.0 s
Stereo (MP3) 128 kbps Completed 00:44, 10 November 2023 5.0 s

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