西南石油大学学报(自然科学版) ›› 1988, Vol. 10 ›› Issue (4): 132-140.DOI: 10.3863/j.issn.1000-2634.1988.04.014

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PRECISION LOW-SPEED DATA ACQUISITION SYSTEM

Chen Wei
  

  1. Department of Management
  • Received:1988-01-06 Revised:1900-01-01 Online:1988-11-20 Published:1988-11-20

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Abstract: One cheap precision low-speed data acquisition system has been provided in this paper for APPLE Ⅱ microcomputer. There are 3Hz sampling frequency, and 1/20000 precision, and 8 analog input channels in the system. It is applicable under such low-speedenvironment as instrument automatic recording, etc.