{"id":194,"date":"2016-02-28T19:56:33","date_gmt":"2016-02-28T19:56:33","guid":{"rendered":"http:\/\/darylwhite.net\/?p=194"},"modified":"2016-02-28T19:56:33","modified_gmt":"2016-02-28T19:56:33","slug":"modified-servos","status":"publish","type":"post","link":"https:\/\/darylwhite.net\/index.php\/2016\/02\/28\/modified-servos\/","title":{"rendered":"Modified servos"},"content":{"rendered":"<p>This time I have upgraded to metal geared servos however they are still locked to +\/- 90 degees and so they need modifying for continuous rotation.<\/p>\n<p><a href=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_132224-Medium.jpg\" rel=\"attachment wp-att-195\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-195\" src=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_132224-Medium-300x225.jpg\" alt=\"IMG_20160219_132224 (Medium)\" width=\"300\" height=\"225\" srcset=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_132224-Medium-300x225.jpg 300w, https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_132224-Medium-768x576.jpg 768w, https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_132224-Medium.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Here I am using 2.2k ohm 0.1% tolerance smt resistors to replace the potentiometer and trick the servo into thinking it&#8217;s locked in one postion.<\/p>\n<p><a href=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_165915-Medium.jpg\" rel=\"attachment wp-att-197\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-197\" src=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_165915-Medium-300x225.jpg\" alt=\"IMG_20160219_165915 (Medium)\" width=\"300\" height=\"225\" srcset=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_165915-Medium-300x225.jpg 300w, https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_165915-Medium-768x576.jpg 768w, https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_165915-Medium.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>Last time I used some random through hole resistors I had lying around and when it came to trimming the servos there was a lot of drift, far more than I could correct for, so this shall be a big improvement.<\/p>\n<p><a href=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_173252-Medium.jpg\" rel=\"attachment wp-att-198\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-198\" src=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_173252-Medium-300x225.jpg\" alt=\"IMG_20160219_173252 (Medium)\" width=\"300\" height=\"225\" srcset=\"https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_173252-Medium-300x225.jpg 300w, https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_173252-Medium-768x576.jpg 768w, https:\/\/darylwhite.net\/wp-content\/uploads\/2016\/02\/IMG_20160219_173252-Medium.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>Tiny!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This time I have upgraded to metal geared servos however they are still locked to +\/- 90 degees and so they need modifying for continuous rotation. Here I am using 2.2k ohm 0.1% tolerance smt resistors to replace the potentiometer and trick the servo into thinking it&#8217;s locked in one postion. Last time I used [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-194","post","type-post","status-publish","format-standard","hentry","category-robot-wars"],"_links":{"self":[{"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/posts\/194","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/comments?post=194"}],"version-history":[{"count":1,"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/posts\/194\/revisions"}],"predecessor-version":[{"id":199,"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/posts\/194\/revisions\/199"}],"wp:attachment":[{"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/media?parent=194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/categories?post=194"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/darylwhite.net\/index.php\/wp-json\/wp\/v2\/tags?post=194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}