{"id":855,"date":"2020-04-22T11:19:26","date_gmt":"2020-04-22T00:49:26","guid":{"rendered":"http:\/\/parablog-wordpress.dockerbox.rei.moe\/?p=855"},"modified":"2020-04-22T11:25:13","modified_gmt":"2020-04-22T00:55:13","slug":"cheap-dummy-load","status":"publish","type":"post","link":"https:\/\/blog.lewys.eu\/?p=855","title":{"rendered":"Cheap dummy load"},"content":{"rendered":"\n<p>Dummy loads are very simple devices, they are a resistor, with 50ohm impedance, and a heatsink to dissipate heat. <\/p>\n\n\n\n<p>I picked up a 50w heatsink from rs components, for $4.80 delivered overnight. <\/p>\n\n\n\n<p>Arrived this morning, attach an SO239 and good to go. <\/p>\n\n\n\n<p>For short bursts of power I&#8217;ll be using this for, &lt;5-25w while tuning down commercial radios to legal limit it should do.<\/p>\n\n\n\n<p>But I&#8217;ll need to add a heatsink for anything more or anything sustained. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" src=\"http:\/\/172.16.0.6:8683\/wp-content\/uploads\/2020\/04\/fb_img_15875158806282233008110939997844-576x1024.jpg\" alt=\"\" class=\"wp-image-854\" srcset=\"https:\/\/blog.lewys.eu\/wp-content\/uploads\/2020\/04\/fb_img_15875158806282233008110939997844-576x1024.jpg 576w, https:\/\/blog.lewys.eu\/wp-content\/uploads\/2020\/04\/fb_img_15875158806282233008110939997844-169x300.jpg 169w, https:\/\/blog.lewys.eu\/wp-content\/uploads\/2020\/04\/fb_img_15875158806282233008110939997844-768x1365.jpg 768w, https:\/\/blog.lewys.eu\/wp-content\/uploads\/2020\/04\/fb_img_15875158806282233008110939997844-864x1536.jpg 864w, https:\/\/blog.lewys.eu\/wp-content\/uploads\/2020\/04\/fb_img_15875158806282233008110939997844.jpg 1080w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Dummy loads are very simple devices, they are a resistor, with 50ohm impedance, and a heatsink to dissipate heat. I picked up a 50w heatsink from rs components, for $4.80 delivered overnight. Arrived this morning, attach an SO239 and good to go. For short bursts of power I&#8217;ll be using this for, &lt;5-25w while tuning &hellip; <a href=\"https:\/\/blog.lewys.eu\/?p=855\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Cheap dummy load<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":856,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,21,34],"tags":[],"class_list":["post-855","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-amateur-radio","category-educational","category-electronics-gore"],"jetpack_featured_media_url":"https:\/\/blog.lewys.eu\/wp-content\/uploads\/2020\/04\/FB_IMG_1587515880628.jpg","_links":{"self":[{"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/posts\/855","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=855"}],"version-history":[{"count":2,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/posts\/855\/revisions"}],"predecessor-version":[{"id":858,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/posts\/855\/revisions\/858"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=\/wp\/v2\/media\/856"}],"wp:attachment":[{"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.lewys.eu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}