<div dir="ltr">Um teste pouco cientifico, mas curioso.<div><br></div><div>Basicamente audio entre 20Hz a 20kHz, o que corresponde ao espectro da audição humana.</div><div></div><h1 class="" style="margin:0px 0px 13px;padding:0px;border:0px;font-weight:normal;font-size:24px;display:table-cell;vertical-align:top;width:824px;word-wrap:break-word;font-family:Roboto,arial,sans-serif;background-image:initial;background-repeat:initial"></h1><div><br></div><div><a href="https://youtu.be/qNf9nzvnd1k">https://youtu.be/qNf9nzvnd1k</a><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><br><br>73 de Luis, CT2FZI</div><div><br></div><div style="text-align:left"><a href="http://www.ct2fzi.net" target="_blank">http://www.ct2fzi.net</a></div><div><div style="text-align:center"><a href="http://goog_717545661" target="_blank"><br></a></div><div style="text-align:left"><a href="http://www.ct2fzi.net" target="_blank"><img src="http://www.qsl.net/ct2fzi/images/header1a.jpg" width="420" height="37" style="font-size: 12.8px;"></a></div></div></div></div></div></div></div></div></div></div></div>
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