File:Uy-multi1-hy.jpg
From Wikimedia Commons, the free media repository
Jump to navigation
Jump to search
![File:Uy-multi1-hy.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Uy-multi1-hy.jpg/655px-Uy-multi1-hy.jpg?20140619180632)
Size of this preview: 655 × 599 pixels. Other resolutions: 262 × 240 pixels | 525 × 480 pixels | 839 × 768 pixels | 1,119 × 1,024 pixels | 1,364 × 1,248 pixels.
Original file (1,364 × 1,248 pixels, file size: 397 KB, MIME type: image/jpeg)
File information
Structured data
Captions
Captions
Add a one-line explanation of what this file represents
Summary
[edit]DescriptionUy-multi1-hy.jpg |
English: Detail of "flat spring" U-Y type multi-contact relays of type installed in 1950s and early 60s. The relay at right has its cover removed, showing contacts and actuating card. These relays were used extensively in connector circuits throughout crossbar offices. Seen here at the No. 5 Crossbar office on display at The Museum of Communications in Seattle, Washington. June, 2000. |
Date | 11 November 2007 (original upload date) |
Source | Transferred from en.wikipedia to Commons. |
Author | Yeatesh at English Wikipedia |
Licensing
[edit]Yeatesh at the English Wikipedia, the copyright holder of this work, hereby publishes it under the following license:
![]() |
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
![]() ![]() ![]() |
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. | |
Attribution: Yeatesh at the English Wikipedia | ||
| ||
This licensing tag was added to this file as part of the GFDL licensing update.http://creativecommons.org/licenses/by-sa/3.0/CC BY-SA 3.0Creative Commons Attribution-Share Alike 3.0truetrue |
Original upload log
[edit]The original description page was here. All following user names refer to en.wikipedia.
- 2007-11-11 01:20 Yeatesh 1364×1248× (406784 bytes) Detail of "flat spring" U-Y type multi-contact relays. The relay at right has its cover removed, showing contacts and actuating card. These relays were used extensively in connector circuits throughout crossbar offices. Seen here at the No. 5 Crossbar off
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 18:06, 19 June 2014 | ![]() | 1,364 × 1,248 (397 KB) | Arthunter (talk | contribs) | Transferred from en.wikipedia |
You cannot overwrite this file.
File usage on Commons
There are no pages that use this file.
File usage on other wikis
The following other wikis use this file:
- Usage on en.wikipedia.org