Thursday, June 26, 2008

Guest Blogger: Echo (phenomenon)

A Guest Post by the Chief of Photography

Although here in the photography department we don’t usually deal with these kinds of things, I can explain what happens in the following video (or actually, Wikipedia can) as a “wave that has been reflected by a discontinuity in the propagation medium, and returns with sufficient magnitude and delay to be perceived”.

Here’s an example of a “reflection of sound, arriving at the listener some time after the direct sound” in AMG’s room before any furniture was put in. (Turn on your speakers before clicking play):

If you can’t see the video, click here.

Please note that since I took this video, some furniture has been added.


  1. It's good I was not home when you did this. there was probably a lot of noise!

    this is my third comment

  2. this is my third comment
    You're really turning into quite the commenter.
    Keep up the good work.


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