Scientific Measuring Systems

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Guidelines for Psychophysiological Recordings

The Society for Psychophysiological Research makes Guidelines articles and SPR Presidential Addresses from Psychophysiology available (in Adobe PDF format) as a courtesy. SPR Guidelines papers include: Publication guidelines for heart rate studies…

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Exporting Event Labels into MATLAB

When exporting AcqKnowledge files to MATLAB® via “File > Save As…”, event marks are not exported with the data. To get event mark information into a MATLAB file, there are…

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AcqKnowledge iLok USB Key Issues

In some instances, iLok drivers will not install properly or will fail to install, leading to connection failure between AcqKnowledge and the iLok USB Key. If the iLok USB drivers did…

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AcqKnowledge: Newest Features

New Features and Enhancements Increase the Power & Flexibility of AcqKnowledge! AcqKnowledge software is included with each MP200 and MP36R System and some integrated systems; it can also be purchased separately. Check BIOPAC…

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Glossary of specification terminology

Accuracy The degree to which something is true or exact. As an example, consider the characteristics of the TSD202A temperature transducer. With this transducer, there is an intrinsic accuracy of…

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Exporting Data to SPSS

SPSS supports file formats that are also available in AcqKnowledge –  Excel and text file.  For unusual circumstances when all of the data are to be imported to SPSS, “File…

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Tutorial Electrostatic Discharge

Sometimes harmful voltage surges come from electrostatic discharge (ESD). This is a single, fast, high current transfer of electrostatic charge resulting from one of two conditions. These conditions are: Direct…

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