Path: utzoo!attcan!uunet!zaphod.mps.ohio-state.edu!usc!cs.utexas.edu!oakhill!charlie
From: charlie@oakhill.UUCP (Charlie Thompson)
Newsgroups: sci.electronics
Subject: Electronic Stud Finders
Message-ID: <4110@radio.oakhill.UUCP>
Date: 29 Oct 90 17:26:19 GMT
Organization: Motorola Inc. Austin, Tx
Lines: 6

How do those electronic stud finders work?  They seem
to be able to distinguish fingers from thin air as well.
They are apparently electrostatic or capactive from what
I can tell.  Anybody out there ever reverse engineered one?

-Charlie