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Related Experiment Videos

Multichannel recording and analysis of physiological data using a personal computer.

A R van der Wiel1, T C Jansen, H N Lafeber

  • 1Department of Pediatrics, Sophia Children's Hospital, Rotterdam, The Netherlands.

Advances in Experimental Medicine and Biology
|January 1, 1987
PubMed
Summary

A flexible data acquisition system was developed for the Apple IIe computer, enabling simultaneous 4-channel recordings on floppy disks for later analysis. This system allows for signal reproduction, artifact removal, and histogram calculation, facilitating detailed data evaluation.

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Area of Science:

  • Computer Science
  • Biomedical Engineering
  • Data Acquisition Systems

Background:

  • Traditional data acquisition methods can be inflexible and costly.
  • There is a need for accessible and adaptable data recording solutions in research settings.
  • Microcomputer-based systems offer a cost-effective alternative for scientific data collection.

Purpose of the Study:

  • To design and implement a flexible data acquisition system using an Apple IIe computer.
  • To enable simultaneous recording of multiple data channels with selectable sampling rates.
  • To provide a method for later evaluation and analysis of recorded data.

Main Methods:

  • A microcomputer system was configured for data acquisition.
  • The system supported simultaneous recording of 4 analog channels.

Related Experiment Videos

  • Data was stored on floppy disks for archival and later analysis.
  • Signal evaluation involved analog reproduction, artifact removal, and histogram generation.

    • Main Results:

    • A functional 4-channel data acquisition system was successfully implemented.
    • The system demonstrated the capability to record and store data efficiently.
    • The evaluation process allowed for detailed analysis of recorded signals, including artifact identification.
    • Histogram generation provided a quantitative summary of the recorded data.

    Conclusions:

    • The developed Apple IIe-based system offers a flexible and cost-effective solution for data acquisition.
    • The system facilitates straightforward data recording and subsequent analysis for research applications.
    • This approach demonstrates the viability of using personal computers for scientific data management.