Sound

What operating system would be complete without being able make sounds? Here are some documents related to getting sound happening under linux using ALSA.

Troubleshooting

Here are some commands that will allow you to test the audio system for correct operation.

• alsamixer - ANSI GUI to the ALSA mixer controls (VERY USEFUL)
• lsmod - lists current kernel modules and what they are used for (VERY USEFUL)
• aplay - play some sound
• amixer
• vi .asoundrc - edit the ALSA configuration file usually found in ~
• lspci - list current PCI interfaces
• alsactl store|restore - lets you save|load the current ALSA driver settings
• speaker-test - play some pink noise and cycle through available channels

Resources

• jackd - the audio server http://jackit.sourceforge.net/
• amsynth - emulation of an analogue synthesiser http://amsynthe.sourceforge.net/amSynth/
• Debian sound configuration http://xtronics.com/reference/Debian-sound.html