AudioClass: The Basics: The Nature of Sound

Pitch

• Audio pitch (tone) is measured in Hertz (Hz)
  • Named after Heinrich Hertz
  • A Hertz is one cycle per second
• 1,000 Hz is One Kilo-Hertz (KHz)
• The audio spectrum is 20 Hz to 20 KHz
• Most sounds have fundamentals and overtones

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Audio for Video Class © 1993 Richard Crowley