{"id":46515,"date":"2026-04-13T15:17:22","date_gmt":"2026-04-13T14:17:22","guid":{"rendered":"https:\/\/rsgb.org\/main\/?page_id=46515"},"modified":"2026-04-17T10:04:50","modified_gmt":"2026-04-17T09:04:50","slug":"spectrum-defence-ongoing-concerns","status":"publish","type":"page","link":"https:\/\/rsgb.org\/main\/spectrum-protection\/spectrum-defence-ongoing-concerns\/","title":{"rendered":"Spectrum defence &#8211; ongoing concerns"},"content":{"rendered":"<h4><strong> The RSGB is collaborating with the IARU and national societies on the following ongoing spectrum concerns:<\/strong><\/h4>\n<h4><strong>VLF\u00a0 <\/strong><\/h4>\n<ul>\n<li>\n<h4>eLORAN (Enhanced LORAN), a long-range radio navigation system<\/h4>\n<\/li>\n<\/ul>\n<h4><strong>HF<\/strong><\/h4>\n<ul>\n<li>\n<h4>Wireless power &#8211; beam \/ non-beam (also applies in the Microwave bands)<\/h4>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<h4>High-speed financial trading and other emerging HF applications<\/h4>\n<\/li>\n<li>\n<h4>EMC noise floor (including solar panels and wireless car charging)<\/h4>\n<\/li>\n<li>\n<h4>We are secondary users in many of the bands, and so can be affected by primary users (also applies to VHF)<\/h4>\n<\/li>\n<\/ul>\n<h4><strong>Top HF \/ bottom VHF<\/strong><\/h4>\n<ul>\n<li>\n<h4>Being used for space weather sensors<\/h4>\n<\/li>\n<\/ul>\n<h4><strong>UHF<\/strong><\/h4>\n<ul>\n<li>\n<h4>AST SpaceMobile on 70cms<\/h4>\n<\/li>\n<\/ul>\n<h4><strong>UHF \/ SHF<\/strong><\/h4>\n<ul>\n<li>\n<h4>Further shared use affecting our secondary allocations<\/h4>\n<\/li>\n<li>\n<h4>Ongoing pressures from the mobile industry for 4G, 5G and now 6G spectrum<\/h4>\n<\/li>\n<li>\n<h4>Satellite constellations needing spectrum for Direct-2-Handset\/Device<\/h4>\n<\/li>\n<li>\n<h4>Emerging spectrum needs for Lunar colonisation and science<\/h4>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h4><strong>Undertaking this work gives the RSGB Spectrum and EMC teams great insight into emerging technologies, potential opportunities and concerns<\/strong>.<\/h4>\n<p>&nbsp;<\/p>\n<h3><strong>Find out more<\/strong><\/h3>\n<ul>\n<li>\n<h4>Take a look at our <strong><a href=\"https:\/\/rsgb.org\/main\/news\/special-focus\/\" target=\"_blank\" rel=\"noopener\">special focus<\/a> <\/strong>webpages<\/h4>\n<\/li>\n<li>\n<h4>Read examples of our work &#8211; <strong><a href=\"https:\/\/rsgb.org\/main\/about-us\/committees\/spectrum-forum\/papers-and-consultations\/\" target=\"_blank\" rel=\"noopener\">spectrum papers<\/a>\u00a0<\/strong><\/h4>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The RSGB is collaborating with the IARU and national societies on the following ongoing spectrum concerns: VLF\u00a0 eLORAN (Enhanced LORAN), a long-range radio navigation system HF Wireless power &#8211; beam \/ non-beam (also applies in the Microwave bands) High-speed financial trading and other emerging HF applications EMC noise floor (including solar panels and wireless car [&hellip;]<\/p>\n","protected":false},"author":20373,"featured_media":0,"parent":46505,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-46515","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/pages\/46515","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/users\/20373"}],"replies":[{"embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/comments?post=46515"}],"version-history":[{"count":26,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/pages\/46515\/revisions"}],"predecessor-version":[{"id":47164,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/pages\/46515\/revisions\/47164"}],"up":[{"embeddable":true,"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/pages\/46505"}],"wp:attachment":[{"href":"https:\/\/rsgb.org\/main\/wp-json\/wp\/v2\/media?parent=46515"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}