Decibels (dB), Logarithmic vs. Linear Scaling, Frequency Spectra, Octaves (163)

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Chapter Outline

Chapter 2 - Decibels (dB), Logarithmic vs. Linear Scaling, Frequency Spectra, Octaves (Instrumentation for Test and Measurement)

  • Decibels
    • Power and Voltage Ratio
    • Application of dB Notation
    • dB Ratio Conversions
    • Adding Two Power Ratios in dB
    • Reference Levels for Decibel Notation
  • Logarithmic vs. Linear Scaling
  • Sound Perception
    • Frequency Spectra for Various Noise Sources
    • Diatonic Musical Scale
  • Octaves
    • Acoustic Analysis
    • 1/3 Octave Bandwidth
    • Center Frequency

Video Outline

Decibels (dB), Logarithmic vs. Linear Scaling, Frequency Spectra, Octaves (ver.163)

Decibels • Power and Voltage Ratio • Application of dB Notation • dB Ratio Conversions • Adding Two Power Ratios in dB • Reference Levels for Decibel Notation • Logarithmic vs. Linear Scaling • Sound Perception • Frequency Spectra for Various Noise Sources • Diatonic Musical Scale • Octaves • Acoustic Analysis • !/3 Octave Bandwidth • Center Frequency