<div dir="ltr"><table width="100%" border="0" cellspacing="0" cellpadding="0" style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:medium"><tbody style="box-sizing:border-box"><tr style="box-sizing:border-box"><td style="box-sizing:border-box"><div id="gmail-story" style="box-sizing:border-box;width:618.88px;font-size:16px;height:auto;float:left"><h1 style="box-sizing:border-box;font-size:16pt">EMC-Filter for LED</h1><p style="box-sizing:border-box">The <strong style="box-sizing:border-box">Academic Radio Club</strong> looks at a DC line filter for dealing with the noise from polluting LED lights<br style="box-sizing:border-box"><br style="box-sizing:border-box">Since Norway became the first country to shut down the FM-broadcast service (in favor of a nationwide DAB/DAB+ service) there have been a lot of media attention on noise from LEDs interfering with DAB reception. Seemingly in response to this, Biltema, a Scandinavian car centric hardware store, has started stocking an EMC-filter for dealing with LED noise. <br style="box-sizing:border-box"><br style="box-sizing:border-box">Biltema is known to stock white-label products, and the details on general consumer electronics can be a bit lacking. Therefore, we decided to do the only natural thing: buy one and tear it apart.<br style="box-sizing:border-box"><br style="box-sizing:border-box">Read the article at <br style="box-sizing:border-box"><a href="https://www.la1k.no/2019/08/28/white-label-emc-filter-from-the-hardware-store/" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://www.la1k.no/2019/08/28/white-label-emc-filter-from-the-hardware-store/</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">Academic Radio Club <br style="box-sizing:border-box"><a href="https://twitter.com/la1ark" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://twitter.com/la1ark</a></p></div></td></tr></tbody></table></div>