File:IBM 729 restored.jpg
Size of this preview: 399 × 599 pixels. Other resolutions: 160 × 240 pixels | 320 × 480 pixels | 511 × 768 pixels | 682 × 1,024 pixels | 1,364 × 2,048 pixels | 2,807 × 4,214 pixels.
Original file (2,807 × 4,214 pixels, file size: 2.82 MB, MIME type: image/jpeg)
File information
Structured data
Captions
Summary edit
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 edit
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
- You are free:
- to share – to copy, distribute and transmit the work
- 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.
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 18:31, 14 February 2011 | 2,807 × 4,214 (2.82 MB) | Flickr upload bot (talk | contribs) | Uploaded from http://flickr.com/photo/8399025@N07/3957623508 using Flickr upload bot |
You cannot overwrite this file.
File usage on Commons
The following page uses this file:
- File:Debugging the tape drive (3957623508).jpg (file redirect)
File usage on other wikis
The following other wikis use this file:
- Usage on de.wikipedia.org
- Usage on en.wikipedia.org
- Usage on es.wikipedia.org
- Usage on fr.wikipedia.org
- Usage on uk.wikipedia.org
Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
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 |
APEX shutter speed | 8 |
APEX aperture | 4 |
APEX 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 |