File:4 prong plug jeh.jpg
Original file (1,052 × 1,024 pixels, file size: 163 KB, MIME type: image/jpeg)
Captions
Summary
[edit]Description4 prong plug jeh.jpg |
English: Four prong standard Telephone plug as used in Bell System phones from mid 1960s to mid 1970s, on a line cord having a five pin flat plug at the phone end as used at that time on Trimline desk phones. |
Date | 24 February 2008 (according to Exif data) |
Source | Own work |
Author | user:Jim.henderson |
Licensing
[edit]Public domainPublic domainfalsefalse |
This work has been released into the public domain by its author, Jim.henderson. This applies worldwide. In some countries this may not be legally possible; if so: |
Original upload log
[edit]Transferred from en.wikipedia to Commons by Sreejithk2000 using CommonsHelper.
- 2008-03-04 19:53 Jim.henderson 1052×1024× (167056 bytes) Four prong standard [[Telephone plug]] as used in [[Bell System]] phones from late 1960s to mid 1970s, on a line cord from the early 1970s having a five pin flat plug at the phone end as used at that time
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:22, 28 May 2010 | 1,052 × 1,024 (163 KB) | File Upload Bot (Magnus Manske) (talk | contribs) | {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Four prong standard en:Telephone plug as used in en:Bell System phones from mid 1960s to mi |
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File usage on Commons
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- File:4prongplug.JPG (file redirect)
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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 PowerShot A570 IS |
Exposure time | 1/250 sec (0.004) |
F-number | f/4 |
ISO speed rating | 80 |
Date and time of data generation | 13:20, 24 February 2008 |
Lens focal length | 5.8 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Adobe Photoshop 7.0 |
File change date and time | 17:52, 27 February 2008 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 13:20, 24 February 2008 |
Meaning of each component |
|
Image compression mode | 3 |
APEX shutter speed | 7.96875 |
APEX aperture | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 2.75 APEX (f/2.59) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 13,653.333333333 |
Focal plane Y resolution | 13,633.136094675 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |