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<h2 id="references">References</h2> <ol> <li id="fn:1"><p>US 47CFR73.44 AM transmission system emission limitations <a href="https://web.archive.org/web/20110927113038/http://edocket.access.gpo.gov/cfr_2006/octqtr/47cfr73.44.htm" target="_blank">https://web.archive.org/web/20110927113038/http://edocket.access.gpo.gov/cfr_2006/octqtr/47cfr73.44.htm</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> </ol>