Comment on The Strange Case of the Rogue HP-12c CalculatorparentComments−emmelaich1yWikipedia says There were at least nine hardware revisions of the HP-12C since 1981 (including one special issue)Wikipedia has a lot of info. I'd like to know the serial numbers of the defective units.https://en.wikipedia.org/wiki/HP-12C
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Wikipedia says There were at least nine hardware revisions of the HP-12C since 1981 (including one special issue)
Wikipedia has a lot of info. I'd like to know the serial numbers of the defective units.
https://en.wikipedia.org/wiki/HP-12C