File:Vacuum Tubes - U.S. Army training film (1943).webm

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Original file ‎(WebM audio/video file, VP9/Opus, length 13 min 14 s, 960 × 720 pixels, 745 kbps overall, file size: 70.49 MB)

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Summary

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Description
English: Vacuum Tubes, Official War Department Training Film 1-471
Date
Source YouTube: Vacuum Tubes - The Triode & The Multipurpose Tubes - 1943 US Army Training Film – View/save archived versions on archive.org and archive.today
Author United States Army Signal Corps

Licensing

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Public domain
This file is a work of a U.S. Army soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.

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File history

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Date/TimeThumbnailDimensionsUserComment
current01:41, 18 August 202213 min 14 s, 960 × 720 (70.49 MB)Nosferattus (talk | contribs)Imported media from https://www.youtube.com/watch?v=99OUg5_WCn8

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Transcode status

Update transcode status
Format Bitrate Download Status Encode time
VP9 720P 761 kbps Completed 02:07, 18 August 2022 26 min 36 s
Streaming 720p (VP9) Not ready Unknown status
VP9 480P 469 kbps Completed 01:59, 18 August 2022 18 min 1 s
Streaming 480p (VP9) Not ready Unknown status
VP9 360P 301 kbps Completed 01:52, 18 August 2022 11 min 21 s
Streaming 360p (VP9) Not ready Unknown status
VP9 240P 203 kbps Completed 01:50, 18 August 2022 9 min 46 s
Streaming 240p (VP9) 129 kbps Completed 14:06, 21 December 2023 2.0 s
WebM 360P 528 kbps Completed 01:47, 18 August 2022 6 min 26 s
Streaming 144p (MJPEG) 998 kbps Completed 11:32, 12 November 2023 33 s
Stereo (Opus) 74 kbps Completed 15:57, 10 November 2023 14 s
Stereo (MP3) 128 kbps Completed 15:58, 10 November 2023 14 s

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