This document discusses digital audio media, including the goals of understanding various audio file formats and audio compression. It explains key terms like audio and compression, and asks the reader to research and explain the characteristics of three audio file formats, including whether they are compressed. Keywords include audio, sound, compression and platforms that allow listening to digital media.

1. Digital Media
Lesson 4

2. Lesson Goals
 Know various audio file formats and their
properties
 Understand the term ‘compression’ and how it
relates to audio

3. Know various audio file formats
Understand audio compression
Keywords
 Audio  Sound which can be recorded or
broadcast
 Compression  Making a file smaller so that it
can be broadcast to different
platforms

4. Know various audio file formats
Understand audio compression
Which platforms allow us to listen
to digital media?
#audio #compressed
#sound

5. Know various audio file formats
Understand audio compression
#audio #compressed
#sound

6. Know various audio file formats
Understand audio compression
Your Task – Audio File Formats
 Select threeaudio file
formats and explain:
 Characteristics and
properties of each file.
 Whether the file is
compressed or not.
#audio #compressed
#sound