Science Buddies: "Ask an Expert"

why a man's voice differs from the other?can we change one man's voice to other like by changing the amplitude or frequency or some thing?i want to just make clear study on it?whether any gadget is already present to do such an activity?

Hi,

Speech can be synthesized and voice characteristics changed. Here are a few demonstrations:

http://www.research.att.com/~ttsweb/tts/demo.php

http://www.acapela-group.com/text-to-sp ... -demo.html

http://www.voiceforge.com/demo/

http://cslu.cse.ogi.edu/tts/demos/

http://download.cnet.com/AV-Voice-Chang ... 56479.html

http://www.audio4fun.com/demonstration/ ... ger70.html

Some general information on the subject:

http://www.hitl.washington.edu/scivw/EV ... hesis.html

I think these resources will get you started. This is a fascinating field that has developed a lot in the last few years!

Have fun!

Best regards,

Barrett L. Tomlinson