2009/11/11 Arnold Krille <arnold(a)arnoldarts.de>
On Tuesday 10 November 2009 20:08:02 Preston C.
wrote:
On Tue, Nov 10, 2009 at 3:51 AM, Clemens Ladisch
<clemens(a)ladisch.de>
wrote:
This
message is trying to tell you that alsamixer did not find any
playback controls for this device. The reason for this might be that
your device actually does not have any playback controls.
This is common with USB devices; you have to use the hardware controls
of the device itself.
I do not understand? How could alsamixer not require
playback
controls? Would you mind explaining further?
Hardware mixer controls != playback controls !!!
Alsamixer accesses the hardware mixer of the soundcards/-devices. And most
USB-devices don't have a hardware mixer. At least it is not accessible via
software, just via the "hands on" hardware access :-)
Which is actually a good thing because its one place less where the volume
set
to zero/mute gives you endless fights of getting sound of the speakers...
Have fun,
Arnold
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My Zoom H2 when used as a USB devices introduces 0 controls, but I can
monitor from it and record. I'm still not able to fix the latency issue I'm
having there, or the fact that I hear the clean signal (going in to the
computer) together with the processed one which is coming out from JACK. I
just gave up because it wasn't my intention to make it do anything, just
curious to see how it worked.