You make a phone call or a conversation via intercom - and you hear yourself with a slight delay from the loudspeaker. The echo makes communication increasingly difficult or the conversation sometimes gets stuck. How can this problem be solved?
For our company´s day of a "open house" we presented something very special to our visitors: a "Magic Mirror" with a voice control from Amazon Alexa and a Raspberry Pi. Read more about it in our construction manual.
Everyone knows the situation - at door intercoms or in public transport announcements, speakers are sometimes difficult to understand. Several factors can be responsible for this.
What parameters are these? How can speech intelligibility be evaluated using measurement technology and how can it be optimised?
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