Where can I get a database of speech signals? For a classification sort of experiment using Matlab, I am in need of a database of male and female voices. So where can I get links of such open databases.
you can also find speech corpus from here 

English:

American National Corpus Open to All

Huge Corpus from Vox Forge Repository 

Indian Local:

Hindi Language Corpus

Bengali Corpus

Speeches from Indian Language Consortium