File:SinclairExecutive-01.jpg
Sinclair Executive calculator.
Date
28 May 2007 (original upload date)
Source
Transferred from en.wikipedia to Commons.
Author
MaltaGC at English Wikipedia
Clever design of its electronics to reduce the power consumption allowed the use of button cells for the first time in a hand-held calculator, and gave a very thin design which was remarkable for the time.
Photograph taken by myself of a calculator in my collection.Licensing
MaltaGC at the English-language Wikipedia, the copyright holder of this work, hereby publishes it under the following license:
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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. |
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This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. | |
Attribution: MaltaGC | ||
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This licensing tag was added to this file as part of the GFDL licensing update. |
MaltaGC at the English Wikipedia, the copyright holder of this work, hereby publishes it under the following license:
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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. |
Original upload log
The original description page was here. All following user names refer to en.wikipedia.
- 2007-05-28 15:05 MaltaGC 587×1000×8 (48400 bytes) Sinclair Executive calculator. Clever design of its electronics to reduce the power consumption allowed the use of button cells for the first time in a hand-held calculator, and giving a very thin design which was remarkable for the time. Photograph tak