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From: Clemens Ladisch <clemens@ladisch.de>
To: Julian Wollrath <jwollrath@web.de>, alsa-devel@alsa-project.org
Subject: Re: Grey noise with HDA Intel PCH
Date: Thu, 14 Aug 2014 12:20:11 +0200	[thread overview]
Message-ID: <53EC8D5B.5020709@ladisch.de> (raw)
In-Reply-To: <20140814114003.7b0019f3@saldaea>

Julian Wollrath wrote:
> when having my soundcard not muted, I get to hear grey noise over the
> speakers or over the headphone
>
> Simple mixer control 'Master',0
>   Mono: Playback 19 [22%] [-51.00dB] [on]

This is rather low.  A lower signal level implies a worse signal-to-
noise ratio.

> Simple mixer control 'Mic',0
>   Front Left: Playback 0 [0%] [-34.50dB] [on]
>   Front Right: Playback 0 [0%] [-34.50dB] [on]

This plays any noise from the mic input.


Regards,
Clemens

  reply	other threads:[~2014-08-14 10:20 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-14  9:40 Grey noise with HDA Intel PCH Julian Wollrath
2014-08-14 10:20 ` Clemens Ladisch [this message]
2014-08-14 10:46   ` Julian Wollrath
2014-08-14 12:17     ` Takashi Iwai
2014-08-14 14:07       ` Julian Wollrath
2014-08-14 14:09         ` Takashi Iwai
2014-08-14 14:39           ` Julian Wollrath
2014-08-14 14:47             ` Takashi Iwai
2014-08-14 15:04               ` Julian Wollrath
2014-08-14 15:11                 ` Takashi Iwai
2014-08-14 15:26                   ` Julian Wollrath
2014-08-14 15:31                     ` Julian Wollrath
2014-08-14 15:48                     ` Takashi Iwai
2014-08-14 16:29                       ` Julian Wollrath
2014-08-15  6:02                         ` Takashi Iwai
2014-08-22 16:18                           ` Julian Wollrath
2014-08-23 18:40                             ` Takashi Iwai

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