Resources

Video

Representing sound

Slides

Lesson activities

Objectives

  1. Understand how sound is sampled and stored in digital form.
  2. Be able to represent a short sound file in binary.
  3. Explain how sampling intervals and resolution affect the size of a sound file.
  4. Explain the trade-off between file size and the quality of playback.
  5. Understand the concept of MIDI file format, MP3 and MP4 files

Worksheet