1. Audio Formats and Data compression Kyle Laurin

2. Introduction

4. Equal to about $3500s today

5. Initial Cylinder cost: 50 cents

6. Equal to about $18s today

7. Playback time: 2 minutes

11. 74 minutes of playing time (vs 20 minutes for long playing vinyl records)

13. Mp3 encoded files can be up to 11 times smaller than .wav files found on cds

15. Consider headphones.

16. The future of audio compression

17. Lossless compression methods