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Aggressive noise cancellation

  • On April 3, 2022
In the last couple of years many vendors offer noise cancellation software that is aimed to attenuate the ambient noise in phone calls. The first question that comes into mind when testing such a software is, does my peer hear the ambient noise or not? Can he/she hear me slamming the door? What about my […]
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Noise Locator

  • On March 3, 2022
Where is the noise coming from? Who or what is making the noise? Which of my employees suffer from significant ambient noise? These are all valid questions that any manager, especially a call center manage, might be asking. Answering these questions without an automatic tool is difficult especially if the employees are working from a […]
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Echo and noise in Kiosks and Vending Machines

  • On April 23, 2019
Kiosks and vending machines are perhaps the most widely used devices that can be found almost in any public area. Their main purpose is to provide a wide spread service in almost any public location. These devices are very common and their number is not very different from the size of the human population. For […]
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Skype for business and audio quality

  • On April 19, 2019
Skype for business is a very powerful and popular communication platform and is used by many organizations. Using Skype for business is both a convenient and economic way for collaboration. Skype is used by the employees to communicate both with fellow workers and also with people outside the organization. In this post we would like […]
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Flash Conference with Acoustic Echo Cancellation

  • On August 12, 2018
Background Following our previous post on acoustic echo cancellation on flash calls, we got requests to improve audio quality also on conference calls that are based on flash technology. The case study that was described in the previous post dealt with audio quality for regular flash calls, and showed how to convert them to SIP […]
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Installing PBXMate with Elastix – Phone Setup

  • On November 19, 2016
  Background In a previous post we reviewed the basics of installing of PBXMate with Elastix. In this post we will review how to configure your phones to work with PBXMate. This post will discuss the configuration for VoIP phones.  In a future post we will review the configuration required for analogue phones.
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Tips for Installing PBXMate in a Distributed VoIP Network

  • On November 19, 2016
Background Many VoIP network administrator face a common problem that their users complain about the quality of their phone calls. The most common complains are about noise, echo and other artifacts. If the network is distributed, it becomes very difficult to analyze and control the multiple components in the network starting from the end devices […]
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