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M055 SOUND WAVE THEORY

REVIEW ACTIVITIES:

  • QUIZLET
  • STUDY STACK
  • KAHOOT PREVIEW
  • JEOPARDY GAME

VOCABULARY:  click links for detailed glossary page:

  • DECIBEL (dB): a unit for expressing the relative intensity of sounds on a scale from zero for the average least perceptible sound to about 130 for the average pain level.
  • WAVEFORM: a depiction of the pattern of sound pressure variation (or amplitude) in the time domain.
  • FREQUENCY: a periodic vibration whose frequency is in the band audible to the average human. (20 - 20,000 Hz)
  • MONAURAL: Audio which is reproduced on only one channel.
  • STEREOPHONIC: Audio which is reproduced on two channels, giving the illusion of direction the listener.
  • DUAL MONO: Two unrelated sounds recorded using 2 track recording system.
  • 5.1 SURROUND SOUND: A 6 channel audio system used in cinemas and home theaters that provides sound from a 360-degree radius.
  • EQUALIZATION: boosting or reducing (attenuating) the levels of different frequencies in a signal.
  • VU METER: A device displaying a representation of the volume units or level of an audio signal.
  • FADER: A mixer knob or slider that adjusts the volume units (VU) of a channel.
  • PAN: A mixer control to position a monaural sound channel into a stereo mix by adjusting the volume from left to right in the final mix.
  • MUTE: A switch which causes an audio track to be silenced.
  • SOLO: A switch which silences all of the audio tracks except the one selected.

UNIT RESOURCES:

@CURRICULUM




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