{"id":36568,"date":"2019-03-12T07:03:11","date_gmt":"2019-03-12T11:03:11","guid":{"rendered":"https:\/\/swling.com\/blog\/?p=36568"},"modified":"2019-03-12T07:03:11","modified_gmt":"2019-03-12T11:03:11","slug":"mesh-cages-to-shield-noisy-power-supplies","status":"publish","type":"post","link":"https:\/\/swling.com\/blog\/2019\/03\/mesh-cages-to-shield-noisy-power-supplies\/","title":{"rendered":"Mesh cages to shield noisy power supplies"},"content":{"rendered":"<p><a href=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2019\/03\/screen-faraday-cage-e1552388403503.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-36569\" src=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2019\/03\/screen-faraday-cage-e1552388403503.jpeg\" alt=\"\" width=\"400\" height=\"533\" \/><\/a><\/p>\n<p>Many thanks to <em>SWLing Post<\/em> contributor, TomL, who writes:<\/p>\n<blockquote><p>Hi Thomas,<\/p>\n<p>Stumbled <a href=\"https:\/\/macradiodiysdrsystem.home.blog\/2019\/02\/17\/the-all-new-remote-rig-part-1-1-testing-the-hf-shield\/\" target=\"_blank\" rel=\"noopener noreferrer\">onto this article<\/a> while on the RTL-SDR website. Talks about shielding noisy power supplies inside a homemade wire mesh cage. It might be interesting as a weekend project. I wonder if a noisy laptop could be put inside one of these things, too?<\/p><\/blockquote>\n<p>https:\/\/macradiodiysdrsystem.home.blog\/2019\/02\/17\/the-all-new-remote-rig-part-1-1-testing-the-hf-shield\/<\/p>\n<p>Thanks for the tip, Tom! As this author states, it looks like it&#8217;s well worth the time and the wear and tear on your fingers to build one of this mesh cages.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Many thanks to SWLing Post contributor, TomL, who writes: Hi Thomas, Stumbled onto this article while on the RTL-SDR website. Talks about shielding noisy power supplies inside a homemade wire mesh cage. It might be interesting as a weekend project. I wonder if a noisy laptop could be put inside one of these things, too? [&hellip;]<\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[3],"tags":[7664,5119],"class_list":["post-36568","post","type-post","status-publish","format-standard","hentry","category-news","tag-faraday-cage","tag-toml"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pn3uc-9vO","jetpack-related-posts":[{"id":20570,"url":"https:\/\/swling.com\/blog\/2016\/08\/bhi-summer-sale\/","url_meta":{"origin":36568,"position":0},"title":"BHI Summer Sale","author":"Thomas","date":"August 12, 2016","format":false,"excerpt":"Many thanks to SWLing Post reader, TomL, who notes: Not sure if you had anything posted for this but I stumbled on BHI having a summer sale until August 16. So, I went onto YouTube and listened to a number of user demos and chose to buy the Compact Inline\u2026","rel":"","context":"In &quot;Deals&quot;","block_context":{"text":"Deals","link":"https:\/\/swling.com\/blog\/category\/deals\/"},"img":{"alt_text":"BHI-COMPACT_IN_LINE","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2016\/08\/BHI-COMPACT_IN_LINE.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2016\/08\/BHI-COMPACT_IN_LINE.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2016\/08\/BHI-COMPACT_IN_LINE.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":32854,"url":"https:\/\/swling.com\/blog\/2018\/06\/toms-field-portable-hf-antenna-snags-voks-summit-broadcast\/","url_meta":{"origin":36568,"position":1},"title":"Tom&#8217;s field portable HF antenna snags VOK&#8217;s summit broadcast","author":"Thomas","date":"June 20, 2018","format":false,"excerpt":"Many thanks to SWLing Post contributor, TomL, who shares a recording he made of the Voice of Korea on June 14, 2018. This English broadcast focuses on the Singapore summit and is, no doubt, historic in its content. [Note that we've posted other recordings on the Shortwave Radio Audio Archive.]\u2026","rel":"","context":"In &quot;Antennas&quot;","block_context":{"text":"Antennas","link":"https:\/\/swling.com\/blog\/category\/antennas\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/06\/TomL-carroof-antenna-HF-field.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":56920,"url":"https:\/\/swling.com\/blog\/2023\/05\/reach-beyond-australia-tom-notes-excellent-reception-and-jeff-white-interview\/","url_meta":{"origin":36568,"position":2},"title":"Reach Beyond Australia: Tom notes excellent reception and Jeff White interview","author":"Thomas","date":"May 24, 2023","format":false,"excerpt":"Many thanks to SWLing Post contributor, TomL, who writes: Propagation is very good. Reach Beyond Australia is now picked up with regularity from my noisy Northern Illinois Condominium. I find it fascinating to hear the different 15-minute language programs, including indigenous music, in Hindi, Tamil, different Burmese dialects, etc. Of\u2026","rel":"","context":"In &quot;International Broadcasting&quot;","block_context":{"text":"International Broadcasting","link":"https:\/\/swling.com\/blog\/category\/international-broadcasting\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/05\/ReachBeyondAustaralia.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/05\/ReachBeyondAustaralia.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/05\/ReachBeyondAustaralia.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/05\/ReachBeyondAustaralia.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":55580,"url":"https:\/\/swling.com\/blog\/2023\/02\/guest-post-old-fashioned-band-scan-after-the-solar-storms\/","url_meta":{"origin":36568,"position":3},"title":"Guest Post: Old Fashioned Band-Scan after the Solar Storms","author":"Thomas","date":"February 5, 2023","format":false,"excerpt":"Many thanks to SWLing Post contributor, TomL, who shares the following guest post: Old Fashioned Band-Scan after the Solar Storms by TomL This is just an old fashioned band scan to randomly see what I could hear after last week's solar perturbations when the Solar Flux Index went well over\u2026","rel":"","context":"In &quot;Guest Posts&quot;","block_context":{"text":"Guest Posts","link":"https:\/\/swling.com\/blog\/category\/guest-posts\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/02\/NCC2pic.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/02\/NCC2pic.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/02\/NCC2pic.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2023\/02\/NCC2pic.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":11192,"url":"https:\/\/swling.com\/blog\/2014\/10\/tearing-down-an-elephant-cage\/","url_meta":{"origin":36568,"position":4},"title":"Tearing down an Elephant Cage","author":"Thomas","date":"October 26, 2014","format":false,"excerpt":"This past week, I posted a couple of articles about\u00a0Wullenweber\u00a0antennas (a.k.a. \"Elephant Cages\"). Many thanks to Andrea Borgnino who shares this article by Joseph Trevithick via Medium.com: The U.S. Air Force Is Tearing Down a Giant Spy Antenna: \u2019Elephant cages\u2019 are a dying breed The U.S. Air Force has started\u2026","rel":"","context":"In &quot;News&quot;","block_context":{"text":"News","link":"https:\/\/swling.com\/blog\/category\/news\/"},"img":{"alt_text":"800px-CDAA_Elmendorf_AFB","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2014\/10\/800px-CDAA_Elmendorf_AFB.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2014\/10\/800px-CDAA_Elmendorf_AFB.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2014\/10\/800px-CDAA_Elmendorf_AFB.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2014\/10\/800px-CDAA_Elmendorf_AFB.jpg?resize=700%2C400 2x"},"classes":[]},{"id":48918,"url":"https:\/\/swling.com\/blog\/2021\/05\/guest-post-listening-to-comb-stereo-on-shortwave\/","url_meta":{"origin":36568,"position":5},"title":"Guest Post: Listening to Comb Stereo on Shortwave","author":"Thomas","date":"May 16, 2021","format":false,"excerpt":"Many thanks to\u00a0SWLing Post\u00a0contributor,\u00a0TomL, who shares the following guest post: Comb Stereo on Shortwave by TomL Comb Stereo is an old technique being implemented over shortwave by the main sound engineer (Daz) at Radio Northern Europe International (RNEI).\u00a0 It ONLY works on Comb Stereo broadcasts which currently are RNEI, This\u2026","rel":"","context":"In &quot;AM&quot;","block_context":{"text":"AM","link":"https:\/\/swling.com\/blog\/category\/am\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2021\/05\/CombStereo-1024x412-1.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2021\/05\/CombStereo-1024x412-1.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2021\/05\/CombStereo-1024x412-1.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2021\/05\/CombStereo-1024x412-1.png?resize=700%2C400&ssl=1 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/36568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/comments?post=36568"}],"version-history":[{"count":0,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/36568\/revisions"}],"wp:attachment":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/media?parent=36568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/categories?post=36568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/tags?post=36568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}