Sound in PowerPoint Demonstration

Sound File Inserted in PPT  Requires existing file (wav, mp3, wma, or mid)  Insert >Movies & Sounds >Sound from file  Choose Autoplay or Play when clicked  ESC to stop before end  NOTE - internal vs external ( = length?)  How to know?  External requires the file, too! Unedited WAV (E) Edited WAV (I) MIDI (E) 10 sec, 165K3:17, 64K

Internal Sound (recorded in PPT)  Recorded initially in PowerPoint  Insert / Movies & Sounds / Record Sound  Plays automatically from Transition Settings  Can’t reuse outside of PPT (?)  Not required on activity

Playing from a CD in PPT  Insert / Movies and Sounds / Play CD  Requires the CD in your CD-ROM drive  Should play when clicked, but...  Experiment if you like

Sound in HyperStudio  Should play wav, au, aif files  Can record from within  Mic or CD, as set in mixer  Save in stack OR as file for further user (wav only)  Not time limited like Sound Recorder

A Student Sound Album

My Sound Album Task 1.1  My voice by mic wav, 225K, 10 sec, 22kHz-8 bit-mono  Other sounds by mic wav, 98K, 7 sec, lots of noise

My Sound Album Task 1.2  Direct from video sound track wav, 200K, 11 sec  Direct from audiocassette (details)

My Sound Album Task 1.3 (our lab)  Original 15 sec score from SmartSound wav, 1.26MB, neat!

My Sound Album Task 2.1 (Borrowing Sounds)  Clip Sound effect from (Zillion Sounds, other details)  Downloaded sound effect from (source URL, other details)  Downloaded “real” sound from (source URL, other details)

My Sound Album Task 2.2 (editing sounds)  Original recorded sound file (details)  “Clipped” (edited) file (details)  Combined / rearranged sound (details)  With added effects (optional) (details)

My Sound Album Task 2.2 (editing sounds, continued)  “Borrowed” original (details)  “Clipped” (edited) file  Combined / rearranged sound  With added effects (optional)  Above can be all in one file; give details

My Sound Album Task 3.1 (Converting Formats)  CD to wav (3:20)  CD = 28.88MB (calculated)  wav = 35.2MB (44K, 16-bit, stereo)  Details (from recording or File Properties)  wav = 9 MB (22K, 8-bit, stereo)  wav = 4.1MB (11K, 8-bit, mono)  Sound quality ??

My Sound Album Converting Sounds - cont.  Task 3.2 (CD to MP3)  Original CD = xxMB (calculated)  MP3 (96kbps) = xxMB  MP3 (160kbps) = xxMB

My Sound Album Converting Sounds - cont.  Task 3.3 (resave in other formats)  wav (xxMB) to wma (xxMB)  any other conversion you can do  The ___ sounds best, followed by ____, etc.

3.4 Sound Quality Assessment  The ___ sounds best, followed by ____, etc.  My observations: 