Image:CurrentSwitchLogic.svg

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CurrentSwitchLogic.svg‎ (SVG file, nominally 1052 × 744 pixels, file size: 132 KB)

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[edit] Summary

Description

Yourke's current switch logic c. 1955. After Rymaszewski et al. (1981). "Semiconductor Logic Technology in IBM." IBM J. Res. Develop. 25, 608.
Source

self-made
Date

2007-08-27
Author

Gerry Ashton
Permission
(Reusing this image)

see below

[edit] Licensing

I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head 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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File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeDimensionsUserComment
current18:52, 29 August 20071,052×744 (132 KB)Gerry Ashton (Adjust negation bar above F=A+B)
20:09, 28 August 20071,052×744 (132 KB)Gerry Ashton (Correction to label on output of first stage.)
19:48, 28 August 20071,052×744 (132 KB)Gerry Ashton (Line length correction)
19:44, 28 August 20071,052×744 (132 KB)Gerry Ashton (Minor aesthetic improvements.)
23:34, 27 August 20071,052×744 (132 KB)Gerry Ashton (Correct transistors in right hand side; change NPN to PNP.)
22:26, 27 August 20071,052×744 (100 KB)Gerry Ashton (Yourke's Current Switch circuit c. 1955.)
15:10, 27 August 20071,052×744 (99 KB)Gerry Ashton ({{Information |Description= |Source=self-made |Date=2007-08-27 |Author= Gerry Ashton }} )
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