<div dir="ltr"><h1 style="box-sizing:border-box;font-size:16pt;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif">ARRL says manufacturers’ WPT-EV petition is premature</h1><p style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:16px">ARRL is opposing a Petition for Rulemaking by some vehicle manufacturers which could result in pollution of the precious radio spectrum by Wireless Power Transfer for Electric Vehicles (WPT-EV) <br style="box-sizing:border-box"><br style="box-sizing:border-box">Their post says: <br style="box-sizing:border-box">ARRL is opposing a Petition for Rulemaking (RM-11815) by several vehicle manufacturers that calls on the FCC to “adopt field strength limits in Section 18.305 that will allow higher power wireless charging technologies operating in the 79 – 90 kHz range” to accommodate what the petitioners call “next-generation” wireless power transfer for electric vehicles (WPT-EV).</p><p style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:16px">Comments filed on October 29 by ARRL contend that the petition is “woefully incomplete and inadequate” in its analysis of consequent out-of-band emissions from WPT-EV systems in the low- and medium-frequency ranges using upward of 11 kW of power. Given the high power levels, ARRL said harmonic emissions from WPT-EV systems could be appreciable, with the AM Broadcast Band and Amateur Radio as potential interference victims. “Interference potential from intentional radiators requires substantial evaluation,” ARRL asserted in its remarks.<br style="box-sizing:border-box"><br style="box-sizing:border-box">The issue of WPT-EV is a World Radiocommunication Conference 2019 (WRC-19) agenda item, for which studies are still under way. The Petition “quite obviously prejudges the outcome of WRC-19 Agenda Item 9.1.6,” ARRL said, stressing that the Petition is simply premature at this point.<br style="box-sizing:border-box"><br style="box-sizing:border-box">Read the full ARRL story at <br style="box-sizing:border-box"><a href="http://www.arrl.org/news/view/arrl-says-manufacturers-wireless-power-transfer-for-electric-vehicles-petition-is-premature" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">http://www.arrl.org/news/view/arrl-says-manufacturers-wireless-power-transfer-for-electric-vehicles-petition-is-premature</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">Petition for Rulemaking RM-11815 <br style="box-sizing:border-box"><a href="https://ecfsapi.fcc.gov/file/1090576720580/Wireless%20Charging%20Petition%20for%20RM.pdf" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://ecfsapi.fcc.gov/file/<br style="box-sizing:border-box">1090576720580/<br style="box-sizing:border-box">Wireless%20Charging<br style="box-sizing:border-box">%20Petition%20for%20RM.pdf</a></p></div>