sewing circuits » RF https://sewingcircuits.peripheralfocus.net wearable art & media Fri, 20 Jan 2012 15:52:51 +0000 en hourly 1 http://wordpress.org/?v=3.1.2 Cell Phone sniffer https://sewingcircuits.peripheralfocus.net/2011/01/14/cell-phone-sniffer/ https://sewingcircuits.peripheralfocus.net/2011/01/14/cell-phone-sniffer/#comments Thu, 13 Jan 2011 16:09:09 +0000 Erik http://sewingcircuits.peripheralfocus.net/?p=50 Continue reading →]]> A couple of cell phone detector circuits: Cell phone detector with schematic, explanation, and another. Some students last year tried these out with mixed results, might need to be investigated further.

***UPDATE*** found a couple useful links for more general EM detectors. This one looks like a winner. It is referenced in this adafuit blog post.

********UPDATE 2*********An EMF detector from Aaron ALAI and one from MAKE EMF Detector

Plus one more.

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