<div dir="ltr"><h1 style="box-sizing:border-box;font-size:16pt;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif">Ham radio EMC issues discussed at Vienna</h1><p style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:16px">The French amateur radio society REF gave a presentation on EMC issues to the IARU Region 1 meeting in Vienna, April 27-28 <br style="box-sizing:border-box"><br style="box-sizing:border-box">Regarding the high power submarine cables linking France to the UK mainland they say: <br style="box-sizing:border-box"><br style="box-sizing:border-box"><em style="box-sizing:border-box">&quot;New submarine cables are already installed in the Channel, powered by direct current (due to parasitic capacitance, and slightly different frequency tolerances) from rectifiers and inverters on the coastal power plants.<br style="box-sizing:border-box"><br style="box-sizing:border-box">Radio disturbances could occur in the area from these high power converters. Nevertheless, no report of perturbations has been detected by REF at this date.&quot;</em><br style="box-sizing:border-box"><br style="box-sizing:border-box">REF report when the Radio Club of Versailles F6KFV installed LED lights all the bands from LF, HF and up to 50 MHz became unusable due to the high level of noise generated.<br style="box-sizing:border-box"><br style="box-sizing:border-box">REF say the CE label is not a guarantee of compliance with E.M.C.<br style="box-sizing:border-box"><br style="box-sizing:border-box">The Power Point Slides are at <br style="box-sizing:border-box"><a href="https://vienna.iaru-r1.org/wp-content/uploads/2019/04/EMC-2019-status-for-France_pr%C3%A9sentation_01c.pptx" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://vienna.iaru-r1.org/wp-content/uploads/2019/04/EMC-2019-status-for-France_pr%C3%A9sentation_01c.pptx</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">IARU Region 1 EMC meeting documents <br style="box-sizing:border-box"><a href="https://vienna.iaru-r1.org/conference-documents/c7/" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://vienna.iaru-r1.org/conference-documents/c7/</a></p></div>