Re: Help with USB audio card
Rodolfo Medina <rodolfo.medina@gmail.com> writes:
> Curt <curty@free.fr> writes:
>
>> On 2017-08-07, Rodolfo Medina <rodolfo.medina@gmail.com> wrote:
>>>
>>> Besides, I ran alsamixer, selected the USB card and unmuted everything.
>>> But then, when I try to record, no sound is recorded. I do:
>>>
>>
>> This makes no sense BTW. Unmuted everything? You're *recording*, so what
>> you want to do in alsamixer is to select your external usb audio card
>> (F6), display its capture device(s) (F5), and toggle on the input
>> channel of your choice (space bar).
>>
>> But I assume you have arrived at this crucial result in one way or another.
>
>
> I did. Besides, the USB card does not even work with headphones: when
> headphones are plugged into it, no sound is heard from them.
I had the USB work with headphones doing:
$ mplayer -ao alsa:device=hw=2.0 <file>
Can this help to solve also the recording problem...? I get no sound recorded
doing:
$ sox -t alsa hw:2,0 output.wav
Rodolfo
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