This a little free Function Generator program for Win95/NT written by Timo Esser. This simple program you to generate sine, square and triangle waves at any frequency you want to make them. The program is designed to output those sounds thtough the soundcard but it can also save those sounds to a WAV file.
Just press Download and you will get this zipped file from this server.
New versions of the program (when they are relased) are available at http://www.esser.u-net.com/ and you can contact the author of this program though the same site.