1. Digital Music, MP3 Players, iTunes & All the Stuff That’s Fun to Know
Barbara Chamberlin, Ph.D.

2. What is digital music?
Music on the computer

3. Digital audio goes way back…
1989
Macintosh

4. = ?

5. Digital audio required space=

6. =
1 song = 27.2 MB

7. Storage math… Kilobytes (KB) 1000 = 1 MB
Used to measure text, , small files

8. Storage math… Megabytes (MB) 1000 KB 1000 MB = 1 Gigabyte
Used to measure Office documents
Floppy disk =1.44 MB

9. Storage math… Gigabytes (GB) 1 GB=1000 MB 1 GB=694 floppies
Used to measure BIG files, like video
How we measure hard drives now

10. Storage math… 1000 KB = 1 MB (email in KB) 1000 MB = 1 GB (docs in MB)
1000 GB = more space than your really need right now

11. =
1 song = 27.2 MB

12. Digital audio required space
Storage space (hard drives) were:
Expensive
Big and clunky
Slow
Old: 1989
20 MB Hard drive
$899
Old: 1995
1 GB Hard Drive
$849

13. =
1 song = 27.2 MB

14. =
1 GB Hard Drive
($899 in 1995)
Would hold
35 songs

15. So, NOW why all of the…

16. Why the fuss now? 1 song = 27.2 MB 1 song = 2.4 MB or less
Storage drives got cheap
Storage drives got small
Audio compression got good
1 song = 27.2 MB
1 song = 2.4 MB or less

17. Digital music is feasible!

18. What is an MP3 player? (iPod, Rio)
Compressed audio file
What is an MP3 player? (iPod, Rio)
Hard drive that plays compressed audio files

19. About MP3 players… Little hard drives
Come in different sizes, can hold different numbers of songs
Come with different capabilities
Listen to audio
Record audio
Store data

20. Getting music on the MP3 player
Demonstration: iTunes
Organize music into playlists
Rip music CDs
Write music CDs
Purchase music
Show iTunes… the play lists, the music store, ripping a CD, burning a CD… show that the playlists match on the iPod.

21. Uses: Play Music All players will: Most players will:
Play audio
Hook up to computer to download
Most players will:
Display information
Some players will:
Record audio
Act as hard drive
Recipes, electronic books, spoken text

22. Uses: Data Calendar Contacts
Notes
Hard drive backup
Presentations
Photos
Recipes, electronic books, spoken text

23. Uses: Text Recipes Books News RSS Feeds Dictionary
Recipes, electronic books, spoken text

24. Uses: Language
iLingo: text based language dictionary with audio pronunciation
Record and practice your own language dialogue

25. Uses: Audio
It is really easy to capture and use audio.

26. Uses: Audio Record class notes Conduct interviews PodCasting
Car “stereo”

27. What can you do with digital audio?
Post to web site
Put into video applications
Place into PowerPoint
Share on other MP3 players
Burn to CD

28. Uses: Other MapQuest driving directions Probe tools Flashlight
“Reads” text files to you
RSS feeds
Karaoke

29. In conclusion… Door prizes/evaluation Next Popcorn Technology Series
Friday May 20
3:30 pm
Web Sites that will Wow You
Talk with the Experts