File:IBM_729_restored.jpg
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Original file (2,807 × 4,214 pixels, file size: 2.82 MB, MIME type: image/jpeg)
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Summary
DescriptionIBM 729 restored.jpg |
English: An w:IBM 729 tape drive being debugged as part of the w:Computer History Museum's w:IBM 1401 restoration project. A reel of 1/2 inch magnetic tape is being loaded onto the drive. The operator's finger is holding the tape in place on the take-up reel as he takes a few turns to secure the tape leader. An w:IBM 1403 line printer is in the foreground. |
Date | |
Source | Debugging the tape drive |
Author | Marcin Wichary |
Licensing
This image, which was originally posted to Flickr, was uploaded to Commons using Flickr upload bot on 14 February 2011, 18:30 by ArnoldReinhold. On that date, it was confirmed to be licensed under the terms of the license indicated. |
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
Attribution: Marcin Wichary
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Items portrayed in this file
depicts
some value
26 September 2009
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 18:31, 14 February 2011 | 2,807 × 4,214 (2.82 MB) | Flickr upload bot | Uploaded from http://flickr.com/photo/8399025@N07/3957623508 using Flickr upload bot |
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Metadata
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Camera manufacturer | Canon |
---|---|
Camera model | Canon EOS 50D |
Exposure time | 1/250 sec (0.004) |
F-number | f/4 |
ISO speed rating | 100 |
Date and time of data generation | 14:44, 26 September 2009 |
Lens focal length | 23 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
File change date and time | 14:44, 26 September 2009 |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 14:44, 26 September 2009 |
Shutter speed | 8 |
APEX aperture | 4 |
Exposure bias | 0 |
Metering mode | Center weighted average |
Flash | Flash did not fire, compulsory flash suppression |
DateTime subseconds | 13 |
DateTimeOriginal subseconds | 13 |
DateTimeDigitized subseconds | 13 |
Color space | sRGB |
Focal plane X resolution | 5,315.4358974359 |
Focal plane Y resolution | 5,306.5327102804 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Scene capture type | Standard |
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