sound card

Capture audio from microphone or through sound card (loopback).

MidiMeow is a midi to wav/mp3/ogg converter (need a sound card with midi output)

Switch your default sound card easily from the system tray

A voice file utility, plays your VOX files over the sound card.

Implement RACE to use your computer as it for signals into the sound card inputs

Sounds will allow you to make music on any pc (no sound card required!).

Freeware Experimental-Program 9-Tone-MFSK with sound card.

Test impedance & response of speakers with a mike, preamp, PC & sound card

Uses sound card Frequency analysis Spectrum Analyser

DTMF dial is a software program designed to emit DTMF tones from the sound card.