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Echo - Wikipedia

en.wikipedia.org/wiki/Echo

In audio signal processing and acoustics, echo is a reflection of sound that arrives at the listener with a delay after the direct sound. The delay is proportional to ...

What causes echoes? | Reference.com

www.reference.com/science/causes-echoes-23ef478eefebb49

An echo is caused when sound waves bounce off of a surface and travel back to the ears. Echoes commonly occur when loud sounds are emitted into an empty ...

Echo Crater

www.nps.gov/havo/learn/kidsyouth/upload/havo_kids_echocrater.pdf

Echo Crater. In this adventure, you'll get to yell as loud as you want into a pit crater!! But, first let's learn what causes echoes and then find out how pit craters are ...

What Causes An Echo? - Chest of Books

chestofbooks.com/reference/Wonder-Book-Of-Knowledge/What-Causes-An-Echo.html

An echo is caused by the reflection of sound waves at some moderately even surface, such as the wall of a building. The waves of sound on meeting the surface ...

What Is An Echo | Reflection Of Sound Waves | DK Find Out

www.dkfindout.com/us/science/sound/echoes/

Improve your knowledge on what an echo is and find out more about sound with DK Find ... Making a sound causes waves of vibration to move through the air.

Causes of Echo - voip-info.org

www.voip-info.org/wiki/view/Causes of Echo

Dec 8, 2016 ... Causes of echoIn Brief:Its most likely your echo is caused by the far-end point. The loudness of the echo on VoIP calls is no worse than PSTN ...

Reflection: Echo vs. Reverberation - The Physics Classroom

www.physicsclassroom.com/mmedia/waves/er.cfm

If you have ever been inside of a large canyon, you have likely observed an echo resulting from the reflection of sound waves off the canyon walls. Suppose you ...

4 Common Causes of Conference Call Disasters and How to ...

www.confertel.net/4-common-causes-of-conference-call-disasters-and-how-to-prevent-them-2/

Feb 3, 2014 ... 4 Common Causes of Conference Call Disasters and How to Prevent Them ... Echo, static and/or feedback on the conference call.

How do I fix audio feedback (echo, static) during my session ...

support.citrixonline.com/en_US/Webinar/help_files/G2W050049

If there is echo, static, feedback or any other unwanted noise on the audio ... during your meeting, there are several common issues that could be causing it.

What causes Room Echo? - Alectro Systems Inc.

www.alectrosystems.com/Acoustics/RoomEcho.htm

One of the major problems we face in Church sound today is echo-o-o-o-o-o. Although a highly reverberant room can make a choir or organ sound great, it is at ...