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From: josh@topaz.RUTGERS.EDU (J Storrs Hall)
Newsgroups: net.analog
Subject: Car Detectors
Message-ID: <4839@topaz.RUTGERS.EDU>
Date: Fri, 25-Apr-86 19:27:07 EDT
Article-I.D.: topaz.4839
Posted: Fri Apr 25 19:27:07 1986
Date-Received: Sun, 27-Apr-86 06:18:13 EDT
References: <2974@watvlsi.UUCP>
Organization: Rutgers Univ., New Brunswick, N.J.
Lines: 4

What's the circuitry behind the buried-wire car detectors at
stoplights?  Technical details please.

--JoSH