Introduction to Acoustics | Free Online Course | Alison
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Introduction to Acoustics

Learn about the basic principles and processes of acoustics in this free online course.

Music
Free Course
Introduction to Acoustics is a free online course that teaches you about room acoustics and some factors affecting the acoustic environment. You will also be introduced to different acoustics parameters as well as auditorium acoustics. Learn about the meaning and different types of room modes. Learn about reverberation time and the problems in acoustical design. Begin this course and improve your knowledge and skills in acoustic concepts.
  • Duration

    4-5 Hours
  • Assessment

    Yes
  • Certification

    Yes
  • Responsive

    Yes
  • Publisher

    NPTEL

Description

Modules

Outcome

Certification

View course modules

Description

This course begins by explaining the significance of the acoustic environment as well as the factors affecting the acoustic environment. You will learn about the types of sound fields including free fields, diffuse fields and others. You will be introduced to the concept of room acoustics as well as the parameters used to define room acoustics including dimensions, absorptivity and absorption coefficient. You will also learn about reverberation time and the statistical model of reverb time.

The course then explains reverberation time and the various reverberation times for different purposes. You will also learn about the mathematical expressions of the mean free path, the average number of reflection and mean reflection path. You will learn about the kinds of room acoustics namely large room acoustics and small room acoustics. You will also learn about the various types of modes and semi reverberant room calculations.

You will be introduced to the articulation loss of consonant percentage also known as ALCONS. You will learn about the mathematical expressions of Eigen Mode, reverberation sound level and the factors to look out for when designing an acoustic studio. You will also learn about the factors to be considered when designing an auditorium as well as the three parts of auditorium design. You will also learn about the architectural contributions to auditorium design.

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Learning Outcomes

Having completed this course, you should be able to:


  • Discuss reverberation time
  • List and discuss the two kinds of room acoustics
  • Define the types of sound fields
  • Analyze the factors to look out for when designing an acoustic studio
  • Analyze the articulation loss of consonant percentage
  • Discuss some problems in acoustical design

Certification

All Alison courses are free to enrol, study and complete. To successfully complete this Certificate course and become an Alison Graduate, you need to achieve 80% or higher in each course assessment. Once you have completed this Certificate course, you have the option to acquire an official Certificate, which is a great way to share your achievement with the world. Your Alison Certificate is:

Ideal for sharing with potential employers - include it in your CV, professional social media profiles and job applications
An indication of your commitment to continuously learn, upskill and achieve high results
An incentive for you to continue empowering yourself through lifelong learning

Alison offers 3 types of Certificates for completed Certificate courses:

Digital Certificate - a downloadable Certificate in PDF format, immediately available to you when you complete your purchase
Certificate - a physical version of your officially branded and security-marked Certificate, posted to you with FREE shipping
Framed Certificate - a physical version of your officially branded and security-marked Certificate in a stylish frame, posted to you with FREE shipping

All Certificates are available to purchase through the Alison Shop. For more information on purchasing Alison Certificates, please visit our FAQs. If you decide not to purchase your Alison Certificate, you can still demonstrate your achievement by sharing your Learner Record or Learner Achievement Verification, both of which are accessible from your Dashboard. For more details on our Certificate pricing, please visit our Pricing Page.

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