Annoy your friends or co-workers with this high-tech practical joke.
Thanks go to Brad Graham and Kathy McGowan for the original article in MAKE, Volume 14.
To download The Evasive Beeping Thing video click here and subscribe in iTunes.
Check out the complete Evasive Beeping Thing article in MAKE, Volume 14 and you
can see that in our Digital Edition.
Here is a link for the corrected schematic.
Use it rather than the schematic in the PDF or article.
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