TITLEBAR##$cfgWebTitle - Metal Detector - Projects - Circuit Circus KEYWORDS##metal detector, metal locator, charles rakes, circuit circus, poptronics BANNER##Poptronics TITLE##Circuit Circus CATEGORY##by Charles Rakes TEXT## Here are three metal detector circuits from the Circuit Circus column by Charles Rakes. They originally appeared in the March, June, and August 1991 issues of Popular Electronics magazine. END LINKS## Circuit Circus##$cfgPageUrl/projects/rakes_cc/rakes0_150.pdf##RakesCC_150PDF##_new##(PDF-376K, 150dpi) Circuit Circus##$cfgPageUrl/projects/rakes_cc/rakes0_300.pdf##RakesCC_300PDF##_new##(PDF-1675K, 150dpi) END SPACER##