Basics of Noise and Its Measurements

Go to class
Write Review

Free Online Course: Basics of Noise and Its Measurements provided by Swayam is a comprehensive online course, which lasts for 8 weeks long, 2-3 hours a week. The course is taught in English and is free of charge. Basics of Noise and Its Measurements is taught by Nachiketa TIwari.

Overview
  • This course is intended for all those who want to conduct experiments in area of NVH. Thus, the course is open to students of engineering and science, and also to all those who from the industry and research organizations – who are working in area of sound, NVH and acoustics. Each lecture will be followed by a quiz, which will help student the concepts better, and gain deeper insights to measurement process. The course is fairly generic so that there is no need for a particular background. Rather, what is needed is openness, and ability to learn and check out new ideas with comfort.

Syllabus
  • Week 1: Intro and terminology
    Week 2: The Wave Equation & measuring sound
    Week 3: Transmission line equations
    Week 4: Microphones: Classification and usage
    Week 5: Fourier series, integral and transform
    Week 6: Discrete Fourier Transform, Inverse FFT
    Week 7: Impedance, & Octave band analysis
    Week 8: STFT, spectrogram, reverb time, STC, NRC