Microfone funciona com muito chiado e voz alterada

dzm_linux
(usa Debian)

Enviado em 23/05/2013 - 16:43h

Amigos,

Possuo um Debian Wheezy em meu notebook, e as caixas de som funcionam perfeitamente.

Entretanto, o microfone funciona muito mal, com chiado, e a voz sai totalmente alterada.

A seguir, algumas informações úteis.

Agradeço pelo apoio.

Abraços

Linux debian-sta 3.2.0-4-486 #1 Debian 3.2.41-2+deb7u2 i686 GNU/Linux

 

root@debian-sta:~# lsb_release -a

No LSB modules are available.

Distributor ID:	Debian

Description:	Debian GNU/Linux 7.0 (wheezy)

Release:	7.0

Codename:	wheezy

 

 *-multimedia

             description: Audio device

             product: 82801I (ICH9 Family) HD Audio Controller

             vendor: Intel Corporation

             physical id: 1b

             bus info: pci@0000:00:1b.0

             version: 03

             width: 64 bits

             clock: 33MHz

             capabilities: pm msi pciexpress bus_master cap_list

             configuration: driver=snd_hda_intel latency=0

             resources: irq:47 memory:f6afc000-f6afffff

 

dmanzano@debian-sta:~$ amixer

Simple mixer control 'Master',0

  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum

  Playback channels: Mono

  Limits: Playback 0 - 64

  Mono: Playback 64 [100%] [0.00dB] [on]

Simple mixer control 'Headphone',0

  Capabilities: pvolume pswitch penum

  Playback channels: Front Left - Front Right

  Limits: Playback 0 - 64

  Mono:

  Front Left: Playback 64 [100%] [0.00dB] [on]

  Front Right: Playback 64 [100%] [0.00dB] [on]

Simple mixer control 'Speaker',0

  Capabilities: pvolume pswitch penum

  Playback channels: Front Left - Front Right

  Limits: Playback 0 - 64

  Mono:

  Front Left: Playback 64 [100%] [0.00dB] [on]

  Front Right: Playback 64 [100%] [0.00dB] [on]

Simple mixer control 'PCM',0

  Capabilities: pvolume penum

  Playback channels: Front Left - Front Right

  Limits: Playback 0 - 255

  Mono:

  Front Left: Playback 254 [100%] [0.20dB]

  Front Right: Playback 254 [100%] [0.20dB]

Simple mixer control 'Mic Jack Mode',0

  Capabilities: enum

  Items: 'Mic In' 'Line In'

  Item0: 'Mic In'

Simple mixer control 'IEC958',0

  Capabilities: pswitch pswitch-joined penum

  Playback channels: Mono

  Mono: Playback [off]

Simple mixer control 'IEC958 Default PCM',0

  Capabilities: pswitch pswitch-joined penum

  Playback channels: Mono

  Mono: Playback [off]

Simple mixer control 'Beep',0

  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum

  Playback channels: Mono

  Limits: Playback 0 - 3

  Mono: Playback 0 [0%] [-18.00dB] [on]

Simple mixer control 'Capture',0

  Capabilities: cvolume cswitch penum

  Capture channels: Front Left - Front Right

  Limits: Capture 0 - 15

  Front Left: Capture 15 [100%] [22.50dB] [on]

  Front Right: Capture 15 [100%] [22.50dB] [on]

Simple mixer control 'Capture',1

  Capabilities: cvolume cswitch penum

  Capture channels: Front Left - Front Right

  Limits: Capture 0 - 15

  Front Left: Capture 15 [100%] [22.50dB] [on]

  Front Right: Capture 15 [100%] [22.50dB] [on]

Simple mixer control 'Digital',0

  Capabilities: cvolume penum

  Capture channels: Front Left - Front Right

  Limits: Capture 0 - 120

  Front Left: Capture 0 [0%] [-30.00dB]

  Front Right: Capture 0 [0%] [-30.00dB]

Simple mixer control 'Input Source',0

  Capabilities: cenum

  Items: 'Mic' 'Internal Mic' 'Internal Mic 1'

  Item0: 'Mic'

Simple mixer control 'Input Source',1

  Capabilities: cenum

  Items: 'Mic' 'Internal Mic' 'Internal Mic 1'

  Item0: 'Mic'

Simple mixer control 'Internal Mic',1

  Capabilities: cvolume penum

  Capture channels: Front Left - Front Right

  Limits: Capture 0 - 3

  Front Left: Capture 0 [0%] [0.00dB]

  Front Right: Capture 0 [0%] [0.00dB]

Simple mixer control 'Mux',0

  Capabilities: cvolume penum

  Capture channels: Front Left - Front Right

  Limits: Capture 0 - 3

  Front Left: Capture 0 [0%] [0.00dB]

  Front Right: Capture 0 [0%] [0.00dB]

Simple mixer control 'Mux',1

  Capabilities: cvolume penum

  Capture channels: Front Left - Front Right

  Limits: Capture 0 - 3

  Front Left: Capture 0 [0%] [0.00dB]

  Front Right: Capture 0 [0%] [0.00dB]