Intro to Data Acquisition

Workbook page from the Intro to Data Acquisition project showing how to work with captured data
Begin learning data acquisition by acquiring a signal from a microphone and outputting a signal to illuminate an LED. This project introduces the components in a data acquisition system, and familiarizes students with the myDAQ and navigating DAQExpress.
by National Instruments


This is lab 1 of 10 in the course, myDAQ Projects for Engineering Students.


  • DAQExpress workbook


  • Basic circuit building

Related Resources


Combines a comprehensive set of plug-and-play computer-based lab instruments with portability for hands-on student learning in or outside the lab.


Save time with quick, clear access to DAQ measurements, get instant access to data without the need to program, then apply analysis or program for advanced acquisition, using built-in interactive tools to rapidly make data-driven decisions.

Required Software

  • DAQExpress 1.0

Required Hardware

  • myDAQ - View Specifications
  • 3.5mm microphone
  • Breadboard
  • 5mm two-terminal LED
  • 220Ω resistor
  • Wires
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