Shmoo plot: Difference between revisions

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a bit more on origin. Move links to refs
add a 1960s ref
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The invention of the shmoo plot is credited to VLSI Hall Of Fame inductee [[Robert Huston]] (died 2006).<ref>[https://www.chiphistory.org/TCI%20All_Stars-Hall_of_Fame%20161212.pdf VLSIresearch’s CHIP MAKING INDUSTRY HALL OF FAME], VLSI Research Inc.</ref>
 
The term was in use in 1970 to refer to the "tuning" of ferrite core memory stacks on IBM systems.{{fact|date=June 2017}}
 
<!-- The following sentence has 2 different articles of the same name. Please leave both. They are not the same article, and may not both be readable to everyone due to IEEE restrictions -->
Baker and de Vos write that origin was in the early 1970s, when test results were first printed on simple printers (such as [[teletype]]s) connected to test computers.<!-- Yes, two different articles of the same name. --><ref>[http://doi.ieeecomputersociety.org/10.1109/TEST.1996.557162 Shmoo Plotting: The Black Art of IC Testing], Keith Baker and Jos van Beers, [[IEEE]] International Test Conference, 1996 (''shorter, two page conference paper'').</ref><ref>[http://ieeexplore.ieee.org/document/606005/ Shmoo Plotting: The Black Art of IC Testing], Keith Baker and Jos van Beers, [[IEEE]] Design & Test of Computers, Volume 14, No. 3 (1997), p.90-97.</ref> However a reference to shmoo plotting can be found in manuals for the [[IBM 2365 Processor Storage]],<ref>[https://www.staff.ncl.ac.uk/roger.broughton/museum/corestore/ram64k.htm 64KByte gate in a Core Storage Unit], Virtual Museum, [[Newcastle University]]</ref> for a computer which was installed in 1967.<ref>[https://www.staff.ncl.ac.uk/roger.broughton/museum/index.htm Virtual Museum], [[Newcastle University]]</ref>
 
 
== Etymology ==