{"id":3766,"date":"2022-01-23T21:31:50","date_gmt":"2022-01-23T21:31:50","guid":{"rendered":"https:\/\/www.tsgarc.uk\/?p=3766"},"modified":"2022-01-23T21:32:09","modified_gmt":"2022-01-23T21:32:09","slug":"nvis-antennas","status":"publish","type":"post","link":"https:\/\/www.tsgarc.uk\/?p=3766","title":{"rendered":"NVIS antennas"},"content":{"rendered":"\n<p>I have recently been using a half G5RV; very effective for medium distance communications and occasionally  Dx.<\/p>\n\n\n\n<p> I recently tried to set up a CW practise sked into north Devon on 40m (7.0 mhz), signals were very weak  RST 218 sent at 100 watts with QRM and QSB. Seems this may be the skip zone.<br>The answer could be NVIS antennas which could also give an opportunity for HF SSB  club net, and more contacts in the uk, WAB and SOTA .<\/p>\n\n\n\n<p>Seems worthy of an experiment so Rex and myself will try some experiments as weather allows.<br><br>Educational notes:- <br><a href=\"https:\/\/cdn.rohde-schwarz.com\/pws\/campaigns\/rsa\/Rohde-Schwarz_Understanding-NVIS_v1.1.pdf\">https:\/\/cdn.rohde-schwarz.com\/pws\/campaigns\/rsa\/Rohde-Schwarz_Understanding-NVIS_v1.1.pdf<\/a><\/p>\n\n\n\n<p>You  tube:-<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Understanding NVIS\" width=\"584\" height=\"329\" src=\"https:\/\/www.youtube.com\/embed\/k3IFj_Z5cLM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Let me know if you set up and NVIS antenna and want to try some experiments<\/p>\n<p>John (M0hfh)<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>I have recently been using a half G5RV; very effective for medium distance communications and occasionally Dx. I recently tried to set up a CW practise sked into north Devon on 40m (7.0 mhz), signals were very weak RST 218 &hellip; <a href=\"https:\/\/www.tsgarc.uk\/?p=3766\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on wp_trim_excerpt --><!-- AddThis Share Buttons generic via filter on wp_trim_excerpt --><\/p>\n","protected":false},"author":75,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[5],"tags":[],"class_list":["post-3766","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=\/wp\/v2\/posts\/3766","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=\/wp\/v2\/users\/75"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3766"}],"version-history":[{"count":4,"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=\/wp\/v2\/posts\/3766\/revisions"}],"predecessor-version":[{"id":3771,"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=\/wp\/v2\/posts\/3766\/revisions\/3771"}],"wp:attachment":[{"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3766"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tsgarc.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}