PSN-L Email List Message

Subject: Loudspeader Seismograph
From: "Arie Verveer" greensky@..............
Date: Fri, 27 Apr 2007 11:45:12 +0800

Hi, The "May 2007" issue of "elektor electronics"
magazine, contains an article using a loudspeaker
as a vibration sensor (seismograph). Plus an article
on ELF reception and a magnetometer.

May be of interest ?

Cheers Arie


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