{"id":452,"date":"2015-02-19T06:42:15","date_gmt":"2015-02-19T06:42:15","guid":{"rendered":"http:\/\/itp.fromjia.com\/?p=452"},"modified":"2015-02-19T06:44:01","modified_gmt":"2015-02-19T06:44:01","slug":"circuit-board-etching-second-try","status":"publish","type":"post","link":"http:\/\/itp.fromjia.com\/?p=452","title":{"rendered":"Circuit design: etching (second try) and surface mount"},"content":{"rendered":"<div id=\"attachment_462\" style=\"width: 740px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/design.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-462\" class=\"size-large wp-image-462\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/design-1024x375.jpg\" alt=\"New design based on the same schematic.\" width=\"730\" height=\"267\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/design-1024x375.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/design-300x110.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/design-1200x439.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/design.jpg 1535w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><p id=\"caption-attachment-462\" class=\"wp-caption-text\">New design based on the same schematic.<\/p><\/div>\n<p>Since I was re-etching the board, I decided to try a new design. I used the same schematic as last time, but shaped\u00a0like &lt;3, just to make something fun.<\/p>\n<div id=\"attachment_453\" style=\"width: 740px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4760.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-453\" class=\"size-large wp-image-453\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4760-1024x768.jpg\" alt=\"Transferring onto copper. \" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4760-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4760-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4760-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4760.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><p id=\"caption-attachment-453\" class=\"wp-caption-text\">Transferring onto copper.<\/p><\/div>\n<p><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4761.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-454\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4761-1024x768.jpg\" alt=\"IMG_4761\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4761-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4761-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4761-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4761.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4762.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-455\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4762-1024x768.jpg\" alt=\"IMG_4762\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4762-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4762-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4762-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4762.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4764.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-456\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4764-1024x768.jpg\" alt=\"IMG_4764\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4764-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4764-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4764-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4764.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><\/p>\n<div id=\"attachment_457\" style=\"width: 740px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4765.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-457\" class=\"wp-image-457 size-large\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4765-1024x768.jpg\" alt=\"IMG_4765\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4765-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4765-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4765-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4765.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><p id=\"caption-attachment-457\" class=\"wp-caption-text\">Using acid this time.<\/p><\/div>\n<div id=\"attachment_460\" style=\"width: 740px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4770.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-460\" class=\"wp-image-460 size-large\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4770-1024x768.jpg\" alt=\"After tinting the copper.\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4770-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4770-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4770-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4770.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><p id=\"caption-attachment-460\" class=\"wp-caption-text\">After tinting the copper. Almost there!<\/p><\/div>\n<div id=\"attachment_461\" style=\"width: 740px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4773.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-461\" class=\"size-large wp-image-461\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4773-1024x768.jpg\" alt=\"Surface mounting the LEDs and resistors.\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4773-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4773-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4773-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4773.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><p id=\"caption-attachment-461\" class=\"wp-caption-text\">Surface mounting the LEDs and resistors.<\/p><\/div>\n<div id=\"attachment_463\" style=\"width: 740px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4776.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-463\" class=\"size-large wp-image-463\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4776-1024x768.jpg\" alt=\"Done! Time to test. Moment of truth.\" width=\"730\" height=\"548\" srcset=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4776-1024x768.jpg 1024w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4776-300x225.jpg 300w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4776-1200x900.jpg 1200w, http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/IMG_4776.jpg 2000w\" sizes=\"auto, (max-width: 730px) 100vw, 730px\" \/><\/a><p id=\"caption-attachment-463\" class=\"wp-caption-text\">Done! Time to test. Moment of truth.<\/p><\/div>\n<div id=\"attachment_464\" style=\"width: 610px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/beatingheart.gif\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-464\" class=\"size-full wp-image-464\" src=\"http:\/\/itp.fromjia.com\/wp-content\/uploads\/2015\/02\/beatingheart.gif\" alt=\"YES! It's alive!\" width=\"600\" height=\"338\" \/><\/a><p id=\"caption-attachment-464\" class=\"wp-caption-text\">YES! It&#8217;s alive!<\/p><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Since I was re-etching the board, I decided to try a new design. I used the same schematic as last time, but shaped\u00a0like &lt;3, just to make something fun. &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-452","post","type-post","status-publish","format-standard","hentry","category-circuit-design-and-prototype"],"_links":{"self":[{"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=\/wp\/v2\/posts\/452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=452"}],"version-history":[{"count":2,"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=\/wp\/v2\/posts\/452\/revisions"}],"predecessor-version":[{"id":466,"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=\/wp\/v2\/posts\/452\/revisions\/466"}],"wp:attachment":[{"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=452"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/itp.fromjia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}