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On Sun, 2012-03-04 at 09:05 +0000, Neil Winchurst wrote: > On 03/03/12 23:21, Simon Waters wrote: > > Bus 002 Device 003: ID 0471:0311 Philips (or NXP) PCVC740K ToUcam Pro [pwc] > > ... rest snipped ... > > > > cat /proc/asound/cards > > 0 [ICH5 ]: ICH4 - Intel ICH5 > > Intel ICH5 with AD1980 at irq 17 > > 1 [U0x4710x311 ]: USB-Audio - USB Device 0x471:0x311 > > USB Device 0x471:0x311 at usb-0000:00:1d.0-2, full > > speed > > > > Note the card 1 is the same USB device number as the webcam. This is the > > clearly the microphone for my webcam since it doesn't have speakers. > > > > cat /proc/asound/devices > > Will indicate in a terribly cryptic way what features are available from > > sound devices. Although hard to decipher you can unplug USB devices and > > see how it changes! > > Well that was a lot of information. > > Here is the out put from cat /proc/asound/cards > > 0 [Intel ]: HDA-Intel - HDA Intel > HDA Intel at 0xfeaf8000 irq 43 > 1 [U0x46d0x81b ]: USB-Audio - USB Device 0x46d:0x81b > USB Device 0x46d:0x81b at usb-0000:00:1d.7-6, high > speed > > and the relevant lines from lsusb > > Bus 001 Device 003: ID 046d:081b Logitech, Inc. > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > > So the webcam microphone is found. I am wondering if it is muted > somewhere. Perhaps it could be that simple if I could find where!! > > Thanks > > Neil > > > I think earlier in the thread you said you use kmix. Does the microphone show up in kmix? (right click on the soundcard tab and look in "channels") Apologies if I am teaching grandma to suck eggs, but kmix doesn't show all devices, only those you choose from channels. Phil -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq