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Full Version: HP Integrator calculator on ebay? What is this?
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http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1
776893725

Has buttons and prints. Any idea what this was for? What year?

it is an integrator (finding the area under a curve) for a gas chromatograph instrument.

Here's the lower tech version :-)

Brings up memories as we used those for HPLC and alike 25 years ago in my apprenticeship.

Ciao.....Mike