{"id":1759,"date":"2014-12-16T00:58:58","date_gmt":"2014-12-16T00:58:58","guid":{"rendered":"http:\/\/41j.com\/blog\/?p=1759"},"modified":"2015-01-23T00:51:04","modified_gmt":"2015-01-23T00:51:04","slug":"astable-multivibrator-rgb-flasher-pcb-design","status":"publish","type":"post","link":"https:\/\/41j.com\/blog\/2014\/12\/astable-multivibrator-rgb-flasher-pcb-design\/","title":{"rendered":"Astable multivibrator RGB flasher PCB design"},"content":{"rendered":"<p><a href=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design.png\" alt=\"astable_design\" width=\"252\" height=\"484\" class=\"aligncenter size-full wp-image-1760\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design.png 252w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design-156x300.png 156w\" sizes=\"auto, (max-width: 252px) 100vw, 252px\" \/><\/a><\/p>\n<p>Based on the <a href=\"http:\/\/41j.com\/blog\/2014\/12\/astable-multivibrator-oscillator\/\">Astable multivibrator<\/a> circuit I built the order day I put together the PCB design shown above. The design is also on githib <a href=\"https:\/\/github.com\/new299\/astable\">here<\/a>. Tomorrow I&#8217;ll print it out and make sure everything looks right then send it out for fabrication. Schematic below for reference:<\/p>\n<p><a href=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design2.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design2.png\" alt=\"astable_design2\" width=\"586\" height=\"409\" class=\"aligncenter size-large wp-image-1761\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design2.png 586w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable_design2-300x209.png 300w\" sizes=\"auto, (max-width: 586px) 100vw, 586px\" \/><\/a><\/p>\n<p>UPDATE:<br \/>\nI got the PCB fabricated and built it up, it works well. Pictures below, bodges on the board are entirely myself during the build process, they layout is fine. If I fab them again I&#8217;ll probably stick the RGB LED on the component side!<\/p>\n<p><a href=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable1.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable1-668x1024.jpg\" alt=\"astable1\" width=\"668\" height=\"1024\" class=\"aligncenter size-large wp-image-2005\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable1-668x1024.jpg 668w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable1-196x300.jpg 196w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable1.jpg 1169w\" sizes=\"auto, (max-width: 668px) 100vw, 668px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable2.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable2-869x1024.jpg\" alt=\"astable2\" width=\"700\" height=\"825\" class=\"aligncenter size-large wp-image-2006\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable2-869x1024.jpg 869w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable2-255x300.jpg 255w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/12\/astable2.jpg 1480w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Based on the Astable multivibrator circuit I built the order day I put together the PCB design shown above. The design is also on githib here. Tomorrow I&#8217;ll print it out and make sure everything looks right then send it out for fabrication. Schematic below for reference: UPDATE: I got the PCB fabricated and built [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":[1],"tags":[],"class_list":["post-1759","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1RRoU-sn","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/1759","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/comments?post=1759"}],"version-history":[{"count":3,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/1759\/revisions"}],"predecessor-version":[{"id":2007,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/1759\/revisions\/2007"}],"wp:attachment":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/media?parent=1759"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/categories?post=1759"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/tags?post=1759"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}