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Acoustic Test Fundamentals Course Overview

This course introduces the fundamentals of the standard methodologies, measurements, and requirements for acoustic test; covers acoustic data processing methods and gives an overview of what a test station is composed of and what hardware is needed to build the station.

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Available formats

 

On-Demand

Learn about training formats

 

Virtual training not available for this course

 

Classroom training not available for this course

 

Private Classes not available for this course

Course Objectives

  • Apply the fundamentals of acoustics in order to generate and measure sound pressure

  • Optimize acoustic conditions and choose the right transducers for your test

  • Build a test station to meet your test requirements

  • Interpret and validate your acoustic measurements

Course Details

Duration

  • On-Demand: 45 minutes

Audience

  • System Integrators for digital acoustic test stations

Prerequisites

  • N/A

NI Products Used

  • N/A

Training Materials

  • On-demand training includes digital course materials delivered through the NI Learning Center, available for the access duration of your subscription

Acoustic Test Fundamentals Course Outline

LessonOverviewTopics
Introduction to AcousticsLearn about the important behaviors and parameters of sound to be able to apply the acquired knowledge of automated test to acoustic systems.

  • Explore the important behaviors and parameters of sound.

  • Learn the difference between reference or measurement microphones and MEMS (micro-electromechanical systems) Microphones, and learn how to test the latter. 

Optimizing Acoustic Conditions and Choosing the Right TransducersLearn how to optimize the acoustic environment and select the right transducers, in order to obtain good data to process and evaluate.

  • Acoustic Reflections

  • Analog and Digital MEMS Microphones 

  • Pulse Code Modulation and Pulse Density Modulation

Building a Test StationLearn what a test station is composed of and what hardware is needed for building the station.

  • Measurement Hardware Overview 

  • Example Test Station

  • Test Signals

  • Reducing Hardware System Cost

  • Additional Test Hardware 

Interpreting and Validating MeasurementsExplore acoustic data processing methods and test requirements, identify and troubleshoot common test development issues.

  • Test Tools and Requirements

  • Applying Stimuli and Obtaining Results 

  • Test Development Challenges

 

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