1. Jim Jackson
    siggen is a set of utilities for generating diferent tipes of frecuencies

    This 7zip files has:
    smix - for manipulating the sound card: Volume, Bass, etc.
    soundinfo - displays information about the sound device, chip, etc.
    fsynth, swgen, sgen, sweepgen, tones - For generating sounds

    siggen - same as above but using libncurse for a console interface, but libncurse seems to have problems with something that doesn't work

    Includes manual for each of them