{"id":1472,"date":"2025-02-23T09:05:00","date_gmt":"2025-02-22T22:05:00","guid":{"rendered":"https:\/\/www.homebrewradio.us\/blog\/2025\/02\/23\/soldersmoke-direct-conversion-receiver-used-in-an-ssb-qso-in-new-zealand-by-zl1aun\/"},"modified":"2025-07-22T18:00:59","modified_gmt":"2025-07-22T08:00:59","slug":"soldersmoke-direct-conversion-receiver-used-in-an-ssb-qso-in-new-zealand-by-zl1aun","status":"publish","type":"post","link":"https:\/\/www.homebrewradio.us\/blog\/2025\/02\/23\/soldersmoke-direct-conversion-receiver-used-in-an-ssb-qso-in-new-zealand-by-zl1aun\/","title":{"rendered":"SolderSmoke Direct Conversion Receiver Used in an SSB QSO in New Zealand by ZL1AUN"},"content":{"rendered":"<p><iframe loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\" frameborder=\"0\" height=\"247\" referrerpolicy=\"strict-origin-when-cross-origin\" src=\"https:\/\/www.youtube.com\/embed\/Eqv7WNwC_V8?si=mexuy5MJJ9gCZXpp?rel=0\" title=\"YouTube video player\" width=\"440\"><\/iframe><\/p>\n<p> <b>Aaron ZL1AUN used his homebrew SolderSmoke Direct Conversion receiver in a 40 meter SSB contact with his fellow New Zealand radio amateurs. His transmitter was a modern commercial rig, but his receiver was the Direct Conversion receiver. <\/b><\/p>\n<p><b>I think Aaron&#8217;s video is an excellent demonstration of how stable and useful this receiver really is. <\/b><\/p>\n<p><b>The next step for many will be the construction alongside the DC receiver of a Double Sideband transmitter. You could make it with only the receiver PTO serving as the common stage. Just build another mixer, a mic amp, and an RF amp with low pass filter. Switch the DC voltage and the antenna from T to R and you will be on the air, on phone, fully homebrew. <\/b><\/p>\n<p><b>Here is an article describing how I did this on 17 meters in the Azores in 2001:<a href=\"https:\/\/www.gadgeteer.us\/17METER.HTM\"> <\/a><\/b><\/p>\n<p><b><a href=\"https:\/\/www.gadgeteer.us\/17METER.HTM\">https:\/\/www.gadgeteer.us\/17METER.HTM<\/a><\/b><\/p>\n<p><b>Here is the Doug DeMaw article in CQ magazine that got me started in homebrew DSB: <\/b><\/p>\n<p><a href=\"https:\/\/soldersmoke.blogspot.com\/2024\/04\/the-doug-demaw-article-that-got-me-into.html\"><b>https:\/\/soldersmoke.blogspot.com\/2024\/04\/the-doug-demaw-article-that-got-me-into.html <\/b><\/a><\/p>\n<p><b>For more information on this project, and for information on how you could build this receiver see: <\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\">Join the discussion &#8211; SolderSmoke Discord Server:<\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"color: #1155cc; font-family: Arial, sans-serif; font-size: 12pt;\"><a data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/discord.gg\/Fu6B7yGxx2&#038;source=gmail&#038;ust=1739470652838000&#038;usg=AOvVaw1ZoxkyzfQb8pwED_KtyCKW\" href=\"https:\/\/discord.gg\/Fu6B7yGxx2\" style=\"color: #1155cc; cursor: pointer; text-decoration-line: none;\" target=\"_blank\"><span style=\"color: #0066cc;\">https:\/\/discord.gg\/Fu6B7yGxx2<\/span><\/a><\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"> <\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\">Documentation on Hackaday:<\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><a data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/hackaday.io\/project\/190327-high-schoolers-build-a-radio-receiver&#038;source=gmail&#038;ust=1739470652838000&#038;usg=AOvVaw026vJuHIWdv6aJ9NJ9QDHJ\" href=\"https:\/\/hackaday.io\/project\/190327-high-schoolers-build-a-radio-receiver\" style=\"color: #1155cc; cursor: pointer; text-decoration-line: none;\" target=\"_blank\">https:\/\/hackaday.io\/project\/<wbr><\/wbr>190327-high-schoolers-build-a-<wbr><\/wbr>radio-receiver<\/a><\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"> <\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\">SolderSmoke YouTube channel:<\/span><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><u><\/u><u><\/u><\/span><\/b><\/p>\n<p class=\"MsoNormal\" style=\"background: white; color: #222222; font-family: Arial, Helvetica, sans-serif; font-size: small; margin: 0px;\"><b><span style=\"font-family: Arial, sans-serif; font-size: 12pt;\"><a data-saferedirecturl=\"https:\/\/www.google.com\/url?q=https:\/\/www.youtube.com\/@soldersmoke&#038;source=gmail&#038;ust=1739470652838000&#038;usg=AOvVaw3FnV3eIUU7IiaVG8c_Qd3v\" href=\"https:\/\/www.youtube.com\/@soldersmoke\" style=\"color: #1155cc; cursor: pointer; text-decoration-line: none;\" target=\"_blank\">https:\/\/www.youtube.com\/@<wbr><\/wbr>soldersmoke<\/a><\/span><\/b><\/p>\n<p><b><br \/><\/b><\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aaron ZL1AUN used his homebrew SolderSmoke Direct Conversion receiver in a 40 meter SSB contact with his fellow New Zealand radio amateurs. His transmitter was a modern commercial rig, but his receiver was the Direct Conversion receiver. I think Aaron&#8217;s video is an excellent demonstration of how stable and useful this receiver really is. The &hellip; <a href=\"https:\/\/www.homebrewradio.us\/blog\/2025\/02\/23\/soldersmoke-direct-conversion-receiver-used-in-an-ssb-qso-in-new-zealand-by-zl1aun\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;SolderSmoke Direct Conversion Receiver Used in an SSB QSO in New Zealand by ZL1AUN&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[164,11,35,248,33,127],"tags":[],"class_list":["post-1472","post","type-post","status-publish","format-standard","hentry","category-azores","category-dc-rx-hall-of-fame","category-direct-conversion","category-direct-conversion-challenge","category-dsb","category-new-zealand"],"_links":{"self":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1472","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/comments?post=1472"}],"version-history":[{"count":1,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1472\/revisions"}],"predecessor-version":[{"id":11148,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1472\/revisions\/11148"}],"wp:attachment":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media?parent=1472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/categories?post=1472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/tags?post=1472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}