{"id":74,"date":"2019-12-29T16:38:29","date_gmt":"2019-12-29T21:38:29","guid":{"rendered":"https:\/\/w4mln.net\/?p=74"},"modified":"2020-04-23T21:24:43","modified_gmt":"2020-04-24T01:24:43","slug":"qrp-labs-qcx-cw-transmitter","status":"publish","type":"post","link":"https:\/\/w4mln.net\/?p=74","title":{"rendered":"QRP Labs QCX CW Transmitter"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">A good friend of mine thought I needed a kit to build.   He picked this up at the <a href=\"https:\/\/hamvention.org\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Dayton Hamfest (opens in a new tab)\">Dayton Hamfest<\/a> in Xenia, OH this year.  I just now got around to completing it.  Check out <a rel=\"noreferrer noopener\" aria-label=\"QRP Labs (opens in a new tab)\" href=\"https:\/\/www.qrp-labs.com\/qcx.html\" target=\"_blank\">QRP Labs<\/a> for more info.  My first CW contact with this radio was with N8AI in Houston, TX at 02:31 UTC on December 30, 2019 on 7030 kHz.  Not bad for less than five watts. The WSPR transmission was heard in Hawaii by AI6VN\/KH6, VE6EGN in Alberta, VE1COR in Nova Scotia and by historic Maritime Radio Receiving Station <a rel=\"noreferrer noopener\" aria-label=\"KPH (opens in a new tab)\" href=\"https:\/\/www.nps.gov\/pore\/planyourvisit\/kph_treetunnel.htm\" target=\"_blank\">KPH<\/a> near San Francisco.  <\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191202_164419-e1577568708694.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191202_164419-e1577568708694-1024x576.jpg\" alt=\"\" data-id=\"107\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191202_164419-e1577568708694.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=107\" class=\"wp-image-107\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191202_164419-e1577568708694-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191202_164419-e1577568708694-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191202_164419-e1577568708694-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_171738.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_171738-1024x576.jpg\" alt=\"\" data-id=\"108\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_171738.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=108\" class=\"wp-image-108\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_171738-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_171738-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_171738-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_173104.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_173104-1024x576.jpg\" alt=\"\" data-id=\"109\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_173104.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=109\" class=\"wp-image-109\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_173104-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_173104-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_173104-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_214320.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_214320-1024x576.jpg\" alt=\"\" data-id=\"110\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_214320.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=110\" class=\"wp-image-110\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_214320-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_214320-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191222_214320-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101643-e1577568733640.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101643-e1577568733640-1024x576.jpg\" alt=\"\" data-id=\"111\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101643-e1577568733640.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=111\" class=\"wp-image-111\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101643-e1577568733640-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101643-e1577568733640-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101643-e1577568733640-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101829.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101829-1024x576.jpg\" alt=\"\" data-id=\"112\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101829.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=112\" class=\"wp-image-112\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101829-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101829-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_101829-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111213-e1577568755114.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111213-e1577568755114-1024x576.jpg\" alt=\"\" data-id=\"113\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111213-e1577568755114.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=113\" class=\"wp-image-113\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111213-e1577568755114-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111213-e1577568755114-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111213-e1577568755114-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111412.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111412-1024x576.jpg\" alt=\"\" data-id=\"114\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111412.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=114\" class=\"wp-image-114\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111412-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111412-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_111412-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_231406.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_231406-1024x576.jpg\" alt=\"\" data-id=\"115\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_231406.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=115\" class=\"wp-image-115\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_231406-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_231406-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191223_231406-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191228_161410.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191228_161410-1024x576.jpg\" alt=\"\" data-id=\"116\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191228_161410.jpg\" data-link=\"https:\/\/w4mln.net\/?attachment_id=116\" class=\"wp-image-116\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191228_161410-1024x576.jpg 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191228_161410-300x169.jpg 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/IMG_20191228_161410-768x432.jpg 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"476\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-1024x476.png\" alt=\"\" data-id=\"125\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR.png\" data-link=\"https:\/\/w4mln.net\/?attachment_id=125\" class=\"wp-image-125\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-1024x476.png 1024w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-300x139.png 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-768x357.png 768w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-1536x713.png 1536w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-2048x951.png 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-W4MLN.png\"><img loading=\"lazy\" decoding=\"async\" width=\"940\" height=\"212\" src=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-W4MLN.png\" alt=\"\" data-id=\"126\" data-full-url=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-W4MLN.png\" data-link=\"https:\/\/w4mln.net\/?attachment_id=126\" class=\"wp-image-126\" srcset=\"https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-W4MLN.png 940w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-W4MLN-300x68.png 300w, https:\/\/w4mln.net\/wp-content\/uploads\/2019\/12\/QCX-WSPR-W4MLN-768x173.png 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/figure><\/li><\/ul><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>A good friend of mine thought I needed a kit to build. He picked this up at the Dayton Hamfest in Xenia, OH this year. I just now got around to completing it. Check out QRP Labs for more info. My first CW contact with this radio was with N8AI in Houston, TX at 02:31 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/w4mln.net\/?p=74\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;QRP Labs QCX CW Transmitter&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-74","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/w4mln.net\/index.php?rest_route=\/wp\/v2\/posts\/74","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/w4mln.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/w4mln.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/w4mln.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/w4mln.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=74"}],"version-history":[{"count":10,"href":"https:\/\/w4mln.net\/index.php?rest_route=\/wp\/v2\/posts\/74\/revisions"}],"predecessor-version":[{"id":546,"href":"https:\/\/w4mln.net\/index.php?rest_route=\/wp\/v2\/posts\/74\/revisions\/546"}],"wp:attachment":[{"href":"https:\/\/w4mln.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=74"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/w4mln.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=74"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/w4mln.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=74"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}