[VoiceOps] Call Quality

[Chris Boyd]

I regularly hear echo on Teams calls when there is a person is not using a headset and the reflection off the walls of the room are outside what the ECX software on the computer can cope with.

> On Jun 14, 2021, at 4:35 PM, Mike Hammett <voiceops at ics-il.net> wrote:
> 
> Well right.
> 
> The analog portions of most calls are extremely small anymore (speaker to ear and mouth to microphone).
> 
> 
> 
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
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> Midwest Internet Exchange
> http://www.midwest-ix.com
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> 
> From: "Carlos Alvarez" <caalvarez at gmail.com>
> To: voiceops at voiceops.org
> Sent: Monday, June 14, 2021 4:31:07 PM
> Subject: Re: [VoiceOps] Call Quality
> 
> Well, no call is purely digital, the endpoints are still analog, as is the meatbag behind the handset.  I can't imagine any way you can create echo in the digital portions.  But a mismatch in impedance on an ATA or similar device would be a common old problem I've faced.
> 
> 
> On Mon, Jun 14, 2021 at 2:28 PM Mike Hammett <voiceops at ics-il.net> wrote:
> One of the concerns I heard was echo. On a purely digital call, what would be the cause of echo?
> 
> 
> 
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
> 
> 
> 
> Midwest Internet Exchange
> http://www.midwest-ix.com
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> 
> From: "Mike Hammett" <voiceops at ics-il.net>
> To: "VoiceOps" <voiceops at voiceops.org>
> Sent: Sunday, June 13, 2021 1:11:30 PM
> Subject: [VoiceOps] Call Quality
> 
> I've heard a variety of complaints and concerns over the years about call quality. How are these quality issues introduced? As long as pipes and equipment aren't overloaded, where is a quality issue to come from?
> 
> 
> Obviously, the closer you are to the handsets, the less opportunity there is for issues. What else is there to take into account?
> 
> 
> 
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
> 
> 
> 
> Midwest Internet Exchange
> http://www.midwest-ix.com
> 
> 
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