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Make an Simple Motion Sensor Theft Alarm! (PIR)
Actually we only need a piece cable with proper length attached into proper pad of this gadget to increasing its range.I already try myself and measuring the distance in the open Air, with only a piece cable I got round 80 meters, as I wrote the experiment on my blog post:http://3lektronika.blogspot.co.id/2015/09/menguji-jarak-pancar-fm-modulator-di.htmlIt's written in Indonesian, but there were Google Translate button if necessary.
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