USB sound

Basil Chupin blchupin at
Sun Oct 6 08:12:39 UTC 2013

On 06/10/13 18:04, Ric Moore wrote:
> On 10/06/2013 01:19 AM, Basil Chupin wrote:
>> On 06/10/13 05:56, Ric Moore wrote:
>>> On 10/05/2013 11:36 AM, Basil Chupin wrote:
>>>> On 05/10/13 23:58, R Kimber wrote:
>>>>> On Fri, 04 Oct 2013 23:19:34 +1000
>>>>> Basil Chupin wrote:
>>>>>> Oooops, forgot to mention that you may have to uninstall or disable
>>>>>> pulseaudio before using alsamixer. I don't know what pulseaudio is
>>>>>> like
>>>>>> now but in the past pulseaudio was a pain in the butt because 
>>>>>> when you
>>>>>> ran alsamixer only 2 or 3 channels were displayed and only by
>>>>>> uninstalling or disabling pulseaudio could you see ALL the available
>>>>>> channels handled by your sound card/chip. (Which is why I always
>>>>>> disable
>>>>>> pulseaudio as I have no need for it.)
>>>>> I tried both with and without pulseaudio disabled. Something
>>>>> somewhere is
>>>>> stopping the external USB sound device from being detected.
>>>>> - Richard.
>>>> This begs the question of which versions of USB are involved in this
>>>> setup of yours? For example, USB 3 is backward compatible with USB 
>>>> 2 but
>>>> I not sure if it is with USB 1.1. And I don't think USB 1 will work 
>>>> with
>>>> USB 3.
>>>> Also, how many devices are using the same USB port? If there are, 
>>>> say, 2
>>>> devices then one of them will miss out if the other one is using 
>>>> the USB
>>>> port.
>>> I still want to know what alsamixer shows. We HAVE to know. :) Ric
>> The key statement here is, " Something somewhere is stopping the
>> external USB sound device from being detected."
>> If the device is not being detected then alsamixer won't show it.
>> AND which is why it *is* important to run alsamixer and use F6 to see if
>> it comes up with the device, right? :-)
> Always! That's what i was getting at, echo;ing your previous 
> suggestion. Now, if he will tell, we'll know a bunch more. :) Ric

Or a lot less.

But in either case our pool of knowledge will be greatly enhanced.


Using openSUSE 13.1, KDE 4.11.2 & kernel 3.11.3-1 on a system with-
AMD FX 8-core 3.6/4.2GHz processor
16GB PC14900/1866MHz Quad Channel Corsair "Vengeance" RAM
Gigabyte AMD3+ m/board; Gigabyte nVidia GTX550Ti 1GB DDR5 GPU

More information about the ubuntu-users mailing list