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The speaker-test program was written by James Courtier-Dutton. Play in the order of front-right and front-left from the front PCM To do a 2-speaker test using the spdif (coax or optical) output: Speaker-test -Dplug:surround51 -c6 -s1 -f75 To send a nice low 75Hz tone to the Woofer and then exit without touching any other speakers: Produce 5.1 speaker sound from three stereo jacks: Produce 4 speaker sound from two stereo jacks: Produce stereo sound from one stereo jack: Required, pass the channel position strings to this option.Īllow supplied FREQ to be outside the default range of 30-8000Hz. If the playback in a specific channel order or channel positions is The default path is /usr/share/sounds/alsa. Specify the directory containing WAV files for playback. Use the given WAV file for the playback instead of pre-defined WAV files. The channel number corresponds to left, right, rear-left, rear-right, center, LFE,įor example, when 1 is passed, it tests the left channel only once rather than both channels

When -s option below with a valid channel is given, speaker-test will performĭo a single-shot speaker test for the given channel. You can pass the number from 1 to 3 as a backward compatibility. t wav means to play WAV files, either pre-defined files or given via -w option. If you can hear any tone it may indicate resonances in your speaker system or room. Pink noise is perceptually uniform noise - that is, it sounds like every frequency at once. t | -test pink| sine| wav -t pink means use pink noise (default). When 0 is given, the periods given by -P option is used. When 0 is given, use the maximal buffer size.

c | -channels NUM NUM channels in stream Indicate that the six audio channels in the device have to be tested. So, if you want to test the last device you can In the above example, there are four devices listed: null, default, frontĪnd surround40. To get the list of available cards and devices you can run aplay -L.ĭiscard all samples (playback) or generate zero samples (capture)Ĥ.0 Surround output to Front and Rear speakers Notice that there might be for example, one device forĪnalog sound, one for digital sound and one for HDMI sound. Want to test another sound device you will have first to get a list ofĪll of the sound cards in your system and the devices associated with Speaker-test by default will test the default device.