{"id":4354,"date":"2019-01-30T19:01:17","date_gmt":"2019-01-31T03:01:17","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T07:00:00","slug":"4354","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/4354","title":{"rendered":"My power supply is making noise. Is that bad?"},"content":{"rendered":"<p>Some power supplies may make a high-pitched sound when connected and in use. This is not dangerous, only a sign that the coils or capacitors within the power supply are physically resonating. There is an article about this phenomenon here:<br \/>\n<a href=\"https:\/\/www.corsair.com\/us\/en\/blog\/coil-whine\">https:\/\/www.corsair.com\/us\/en\/blog\/coil-whine<\/a><\/p>\n<p>The above article is in general easier to understand than the wikipedia article:<br \/>\n<a href=\"https:\/\/en.wikipedia.org\/wiki\/Electromagnetically_excited_acoustic_noise_and_vibration\">https:\/\/en.wikipedia.org\/wiki\/Electromagnetically_excited_acoustic_noise_and_vibration<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Some power supplies may make a high-pitched sound when connected and in use. This is not dangerous, only a sign that the coils or capacitors&#8230;<\/p>\n","protected":false},"author":43901,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[3401,7258,7222,7254,7255,2660,2661,7253,7257,7256],"class_list":["post-4354","post","type-post","status-publish","format-standard","hentry","tag-charging-station","tag-coil-whine","tag-gdx-crg","tag-hum","tag-humming","tag-lq-crg","tag-lq2-crg","tag-power-brick","tag-whine","tag-whistle"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/4354","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/users\/43901"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=4354"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/4354\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=4354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=4354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=4354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}