{"id":18772,"date":"2016-07-19T07:00:24","date_gmt":"2016-07-19T11:00:24","guid":{"rendered":"http:\/\/swling.com\/blog\/?p=18772"},"modified":"2016-07-03T07:56:27","modified_gmt":"2016-07-03T11:56:27","slug":"the-aaa-1c-an-affordable-loop-antenna-amplifier-kit","status":"publish","type":"post","link":"https:\/\/swling.com\/blog\/2016\/07\/the-aaa-1c-an-affordable-loop-antenna-amplifier-kit\/","title":{"rendered":"The AAA-1C: An affordable loop antenna amplifier kit"},"content":{"rendered":"<p><a href=\"http:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/05\/Active-Antenna-the-kit-product-7.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18818\" src=\"http:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/05\/Active-Antenna-the-kit-product-7.jpg\" alt=\"Active-Antenna-the-kit-product-7\" width=\"537\" height=\"429\" srcset=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/05\/Active-Antenna-the-kit-product-7.jpg 537w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/05\/Active-Antenna-the-kit-product-7-300x240.jpg 300w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/05\/Active-Antenna-the-kit-product-7-376x300.jpg 376w\" sizes=\"auto, (max-width: 537px) 100vw, 537px\" \/><\/a><\/p>\n<p>I recently stumbled upon the\u00a0<a href=\"http:\/\/active-antenna.eu\/amplifier-kit\/\" target=\"_blank\">Active Antenna Amplifier (model AAA-1C) by LZ1AQ<\/a>. At 87.00 EUR, it&#8217;s a pretty affordable and flexible solution for those who would like to design or use a loop antenna.<\/p>\n<p>According to the website, it packs a lot of features:<\/p>\n<ul>\n<li>4 remotely switched modes (Loop A, Loop B, crossed parallel loops A&amp;B and dipole)<\/li>\n<li>Each mode can be switched immediately<\/li>\n<li>Good sensitivity and a flat frequency response<\/li>\n<li>High dynamic range<\/li>\n<li>Protected input from strong signals<\/li>\n<li>High immunity to local noise with balanced amplifiers and balanced feed line<\/li>\n<li>Balun transformer coupling for common mode noise reduction<\/li>\n<li>Extensive documentation manuals with detailed description how to build your own small antennas<\/li>\n<\/ul>\n<p>The amplifier is described as a kit because you must\u00a0mount the board, wire up the antenna and set up remote switching yourself. It appears the SMT board comes pre-populated, though so I&#8217;m not sure if any actually soldering is required (perhaps someone can verify).<\/p>\n<div id=\"attachment_19936\" style=\"width: 918px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/07\/kit-aaa1b.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-19936\" class=\"size-full wp-image-19936\" src=\"http:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/07\/kit-aaa1b.jpg\" alt=\"AAA-1B kit components\" width=\"908\" height=\"334\" srcset=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/07\/kit-aaa1b.jpg 908w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/07\/kit-aaa1b-300x110.jpg 300w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/07\/kit-aaa1b-768x283.jpg 768w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2016\/07\/kit-aaa1b-624x230.jpg 624w\" sizes=\"auto, (max-width: 908px) 100vw, 908px\" \/><\/a><p id=\"caption-attachment-19936\" class=\"wp-caption-text\">AAA-1C kit components<\/p><\/div>\n<p><a href=\"http:\/\/active-antenna.eu\/tech-docs\/2_ActiveAA_Mount_20.pdf\" target=\"_blank\">Click here to download the mounting instructions (PDF).<\/a><\/p>\n<p>I&#8217;m tempted to purchase one this winter for use\u00a0on mediumwave.<\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/active-antenna.eu\/amplifier-kit\/\" target=\"_blank\">Click here for more info about the\u00a0AAA-1C at LZ1AQ&#8217;s website<\/a>.<\/p>\n<p style=\"text-align: left;\">Have any <em>SWLing Post<\/em> readers built and used this amplifier? Please comment!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I recently stumbled upon the\u00a0Active Antenna Amplifier (model AAA-1C) by LZ1AQ. At 87.00 EUR, it&#8217;s a pretty affordable and flexible solution for those who would like to design or use a loop antenna. According to the website, it packs a lot of features: 4 remotely switched modes (Loop A, Loop B, crossed parallel loops A&amp;B [&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":[3607,2436,433,836,3,43],"tags":[5242,5243,1643,5244,4357,3417],"class_list":["post-18772","post","type-post","status-publish","format-standard","hentry","category-antennas","category-longwave","category-mediumwave","category-new-products","category-news","category-shortwave-radio","tag-aaa-1c","tag-active-antenna-amplifier-aaa-1c","tag-antennas","tag-lz1aq","tag-mag-loop-antennas","tag-magnetic-loop-antennas"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pn3uc-4SM","jetpack-related-posts":[{"id":38615,"url":"https:\/\/swling.com\/blog\/2019\/07\/lz1aq-evaluates-impact-of-the-height-above-the-ground-on-mag-loop-performance\/","url_meta":{"origin":18772,"position":0},"title":"LZ1AQ Evaluates Impact of the Height Above the Ground on Mag Loop Performance","author":"Thomas","date":"July 22, 2019","format":false,"excerpt":"Many thanks to SWLing Post contributor, Harald Kuhl (DL1AX), who shares the following article on LZ1AQ's website: Published on:\u00a02018\/11\/20, Rev. 1.0 July 2018, Rev. 1.1 Nov 2018 Author:\u00a0Chavdar Levkov LZ1AQ Setup Two identical small loops were placed one above the other according to\u00a0Fig.1. One of the loops is very low\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\/2019\/07\/fig1-loops-setup.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":17926,"url":"https:\/\/swling.com\/blog\/2016\/03\/guest-post-building-a-magnetic-loop-antenna-broadband-amplifier-for-your-sdr\/","url_meta":{"origin":18772,"position":1},"title":"Guest Post: Building a magnetic loop antenna &#038; broadband amplifier for your SDR","author":"Thomas","date":"March 26, 2016","format":false,"excerpt":"Many thanks to SWLing Post contributor,\u00a0Dave Gahimer (K9ZCE) for the following guest post: Small Magnetic Loop Antenna with Broadband Amplifier for SDR Reception by Dave Gahimer (K9ZCE) Those with limited space, or antenna restrictions, might find a small 1 meter loop antenna a solution. My son lives in an apartment.\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/swling.com\/blog\/category\/accessories\/"},"img":{"alt_text":"Loop-Antenna","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2016\/03\/Loop-Antenna.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2016\/03\/Loop-Antenna.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2016\/03\/Loop-Antenna.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":49586,"url":"https:\/\/swling.com\/blog\/2021\/07\/mike-harwood-explores-active-magnetic-loop-antennas-with-sdrplay\/","url_meta":{"origin":18772,"position":2},"title":"Mike Harwood explores active magnetic loop antennas with SDRplay","author":"Thomas","date":"July 11, 2021","format":false,"excerpt":"Many thanks to Jon Hudson with SDRplay who shares the following announcement: Introducing a new series of videos comparing the performance of wideband active loop amplifier\/antennas for HF frequencies and below. In this introductory video, Mike Harwood shows how an RSPduo enables a real-time comparison of two antennas - in\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\/05\/SDRplay-RSPduo-Antenna-Ports-Angle-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/05\/SDRplay-RSPduo-Antenna-Ports-Angle-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/05\/SDRplay-RSPduo-Antenna-Ports-Angle-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/05\/SDRplay-RSPduo-Antenna-Ports-Angle-2.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":50092,"url":"https:\/\/swling.com\/blog\/2021\/08\/mike-compares-four-active-mag-loop-antennas\/","url_meta":{"origin":18772,"position":3},"title":"Mike compares four active mag loop antennas","author":"Thomas","date":"August 28, 2021","format":false,"excerpt":"Many thanks to Jon Hudson who shared the following on the SDRplay Facebook page: In this new video, Mike Harwood compares 4 different active mag loop antenna at various frequencies up to 52MHz using two SDRplay RSPduos which allowed simultaneous spectrum snapshots of the 4 loops in action with real\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\/02\/MFJ-Mag-Loop-Antenna.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/02\/MFJ-Mag-Loop-Antenna.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/02\/MFJ-Mag-Loop-Antenna.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2018\/02\/MFJ-Mag-Loop-Antenna.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":15382,"url":"https:\/\/swling.com\/blog\/2015\/10\/tonys-homebrew-mag-loop-antenna-and-amplifier\/","url_meta":{"origin":18772,"position":4},"title":"Tony&#8217;s homebrew mag loop antenna and amplifier","author":"Thomas","date":"October 31, 2015","format":false,"excerpt":"Yesterday, Tony (K3DY), shared a video (via Twitter) demonstrating his new home brew loop antenna and amplifier. This is actually a great demonstration of how even a relatively simple, inexpensive loop antenna can improve reception in locations with heavy radio interference. Tony includes the following notes with his video: \"Testing\u2026","rel":"","context":"In &quot;Antennas&quot;","block_context":{"text":"Antennas","link":"https:\/\/swling.com\/blog\/category\/antennas\/"},"img":{"alt_text":"Fullscreen capture 10312015 115110 AM","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2015\/10\/Fullscreen-capture-10312015-115110-AM.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2015\/10\/Fullscreen-capture-10312015-115110-AM.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2015\/10\/Fullscreen-capture-10312015-115110-AM.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":64962,"url":"https:\/\/swling.com\/blog\/2025\/12\/don-pushes-portable-antennas-further-loop-size-performance-and-real-world-limits-part-2\/","url_meta":{"origin":18772,"position":5},"title":"Don Pushes Portable Antennas Further: Loop Size, Performance, and Real-World Limits (Part 2)","author":"Thomas","date":"December 27, 2025","format":false,"excerpt":"Many thanks to SWLing Post contributor\u00a0Don Moore\u2013noted\u00a0author, traveler, and DXer\u2013who shares the following post: Two Portable Antennas for Remote DXing (Part Two) By Don Moore Don\u2019s traveling DX stories can be found in his book\u00a0Tales of a Vagabond DXer\u00a0[SWLing Post affiliate link].\u00a0If you\u2019ve already read his book and enjoyed it,\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\/2025\/12\/60_MegaLoopDelta.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/12\/60_MegaLoopDelta.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/12\/60_MegaLoopDelta.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/12\/60_MegaLoopDelta.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/12\/60_MegaLoopDelta.jpeg?resize=1050%2C600&ssl=1 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/18772","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=18772"}],"version-history":[{"count":0,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/18772\/revisions"}],"wp:attachment":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/media?parent=18772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/categories?post=18772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/tags?post=18772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}