View single post by Dr. Heinz Doofenshmirtz
 Posted: Jul 13th, 2015 03:23 AM
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Dr. Heinz Doofenshmirtz

Joined: Nov 17th, 2013
Location: Liberty, Missouri USA
Posts: 300
I received this in the JAMECO electronics monthly E-mail
I can see a "ghost hunting" application for this device.
pretty easy, pretty cheap.
This link probably wont be valid forever, so I have included she schematic.

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