Re: [Alsa-user] Question on eliminating feedback

2012-06-26 Thread Dominique Michel
Le Tue, 26 Jun 2012 08:56:01 -0700 (PDT), Bill Unruh a écrit : > On Tue, 26 Jun 2012, Dominique Michel wrote: > > > Le Mon, 25 Jun 2012 14:08:07 -0400, > > Jerry Geis a écrit : > > > >>> The best things to do would be to use something like a dbx, a > >>> feedback suppressor. The problem is than

Re: [Alsa-user] Question on eliminating feedback

2012-06-26 Thread Juhan Leemet
I didn't catch the beginning of this thread? Just thought I'd add a comment: some microphones (e.g. cardioid) are designed to shape the gain/response, by angle, which helps to suppress feedback, e.g. from the back of the mic. Depending on how you hold the mic, it is possible to block off some of

Re: [Alsa-user] Question on eliminating feedback

2012-06-26 Thread Bill Unruh
On Tue, 26 Jun 2012, Dominique Michel wrote: Le Mon, 25 Jun 2012 14:08:07 -0400, Jerry Geis a écrit : The best things to do would be to use something like a dbx, a feedback suppressor. The problem is than they are expensive pieces of hardware. The principle is simple: above a given (adjustabl

Re: [Alsa-user] Question on eliminating feedback

2012-06-26 Thread Dominique Michel
Le Mon, 25 Jun 2012 14:08:07 -0400, Jerry Geis a écrit : > > The best things to do would be to use something like a dbx, a > > feedback suppressor. The problem is than they are expensive pieces > > of hardware. The principle is simple: above a given (adjustable) > > input level, you get an output

Re: [Alsa-user] Question on eliminating feedback

2012-06-26 Thread Jerry Geis
I ran into this: http://arunraghavan.net/2011/08/hello-hello-hello/ Perhaps I will give pulseaudio a try with the module-echo-cancel. Thanks all. Jerry -- Live Security Virtual Conference Exclusive live event will cove

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Bill Unruh
On Mon, 25 Jun 2012, Doug wrote: > On 06/25/2012 08:34 AM, Jerry Geis wrote: >> We are using a USB webcam with integrated USB mic. >> When we use the USB microphone the volume level is really good >> and we dont have to be right up to the micrphone, we can be some >> distance away and still have g

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Jerry Geis
There must be 40 gstreamer files available on my PCLINUX repo, maybe 60% of them installed. I do not have gst-launch listed. Would appreciate a bit further information. Also, do you run this from a command line? I don't have any gstreamer files listed in my menu. --doug Doug I do run from

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Doug
On 06/25/2012 04:36 PM, Jerry Geis wrote: >> I don't haave an answer, I have a question: What program are you using >> to get video and audio from your webcam? I have run Kamoso, and >> all I get is video, even tho it supposedly has audio. If you use Kamoso, >> then what are you doing to get soun

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Jerry Geis
> I don't haave an answer, I have a question: What program are you using > to get video and audio from your webcam? I have run Kamoso, and > all I get is video, even tho it supposedly has audio. If you use Kamoso, > then what are you doing to get sound? (I know the mic works.) > > --doug Doug I

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Doug
On 06/25/2012 08:34 AM, Jerry Geis wrote: > We are using a USB webcam with integrated USB mic. > When we use the USB microphone the volume level is really good > and we dont have to be right up to the micrphone, we can be some > distance away and still have good level audio. > Problem is over time

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Jerry Geis
> The best things to do would be to use something like a dbx, a feedback > suppressor. The problem is than they are expensive pieces of hardware. > The principle is simple: above a given (adjustable) input level, you > get an output level with a gain of 1, and under this given input level, > you ge

Re: [Alsa-user] Question on eliminating feedback

2012-06-25 Thread Dominique Michel
Le Mon, 25 Jun 2012 08:34:06 -0400, Jerry Geis a écrit : > We are using a USB webcam with integrated USB mic. > When we use the USB microphone the volume level is really good > and we dont have to be right up to the micrphone, we can be some > distance away and still have good level audio. > Pro