{"id":10292,"date":"2026-01-27T13:43:18","date_gmt":"2026-01-27T05:43:18","guid":{"rendered":"https:\/\/tommykwan.com\/blog\/?p=10292"},"modified":"2026-02-01T12:42:14","modified_gmt":"2026-02-01T04:42:14","slug":"balance-tab-vs-anti-balance-tab","status":"publish","type":"post","link":"https:\/\/tommykwan.com\/blog\/aviation\/balance-tab-vs-anti-balance-tab\/","title":{"rendered":"Balance tab vs Anti-balance tab"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"178\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2026\/01\/79eb987c-fbbe-46eb-beff-8bdfbc397224-76128-0000200259b4e513_file-300x178.jpg\" alt=\"\" class=\"wp-image-10291\" srcset=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2026\/01\/79eb987c-fbbe-46eb-beff-8bdfbc397224-76128-0000200259b4e513_file-300x178.jpg 300w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2026\/01\/79eb987c-fbbe-46eb-beff-8bdfbc397224-76128-0000200259b4e513_file.jpg 618w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Balance tab is NOT Trim tab!<\/p>\n\n\n\n<p><strong>balance tab<\/strong>\u2019s movement is linked to the primary surface\u2019s position, while a <strong>trim tab <\/strong>stays in a fixed position until adjusted.<\/p>\n<\/blockquote>\n\n\n\n<p><strong>Balance tabs<\/strong>&nbsp;are rigged to operate automatically with application of the elevator and assist the pilot in&nbsp;<strong>reducing the control force<\/strong>&nbsp;necessary to move the elevator. They work in much the same way as a conventional trim tab, moving opposite to the direction of the elevator and reducing the overall moment that the pilot must apply through the control column.<\/p>\n\n\n\n<p><strong>Anti-balance tabs<\/strong>&nbsp;work opposite to a balance tab and&nbsp;<strong>retard<\/strong>&nbsp;the effect of moving the elevator by&nbsp;<strong>moving in the same direction as the elevator<\/strong>. These devices are most common on all-moving tailplanes (stabilators) where the large control surface area produces a situation where the pitch response to a control input is greater than what is required by the pilot. The anti-balance tab works against the control input, preventing over-control.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Reference:<\/p>\n\n\n\n<p><a href=\"https:\/\/aerotoolbox.com\/aircraft-tail-trim\/\">https:\/\/aerotoolbox.com\/aircraft-tail-trim\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Balance tab is NOT Trim tab! balance tab\u2019s movement is linked to the primary surface\u2019s position, while a trim tab stays in a fixed position until adjusted. Balance tabs&nbsp;are rigged to operate automatically with application of the elevator and assist the pilot in&nbsp;reducing the control force&nbsp;necessary to move the elevator. They work in much the<a class=\"read-more \" href=\"https:\/\/tommykwan.com\/blog\/aviation\/balance-tab-vs-anti-balance-tab\/\" title=\"Read More\"> <span class=\"button default\">Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[64,65],"tags":[],"class_list":["post-10292","post","type-post","status-publish","format-standard","hentry","category-aviation","category-bak"],"_links":{"self":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/10292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/comments?post=10292"}],"version-history":[{"count":1,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/10292\/revisions"}],"predecessor-version":[{"id":10293,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/10292\/revisions\/10293"}],"wp:attachment":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/media?parent=10292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/categories?post=10292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/tags?post=10292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}