sets volume via command line

amixer -c 0 set Master 1dB+
adjusts the 'Master' channel's volume up by 1dB. Can use command 'amixer' to see other channels : Simple mixer control 'Master',0 or Simple mixer control 'Capture',0
Sample Output
Simple mixer control 'Master',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 255
  Mono: Playback 55 [22%] [-50.00dB] [on]

0
2013-07-25 15:28:45

1 Alternatives + Submit Alt

  • this will increase the volume by 2 decibels on the pcm channel. the argument to -c is for which sound card to use, the arg after set is the channel (PCM, Master, etc.) and what to set by. related commands: amixer -c 0 set PCM 2dB- decrease volume by 2 decibels amixer -c 0 set PCM toggle toggle mute/unmute this is for alsa systems for mac os (and maybe other UNIX systems) osascript -e 'set Volume *' where * is any number (can have decimal points) between 0 and 10


    -4
    amixer -c 0 set PCM 2dB+
    Fate · 2009-02-22 22:06:46 0

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