{"id":320869,"date":"2024-12-23T18:15:37","date_gmt":"2024-12-23T12:45:37","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=320869"},"modified":"2024-12-24T11:33:13","modified_gmt":"2024-12-24T06:03:13","slug":"speed-guns","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/speed-guns\/","title":{"rendered":"Speed Guns"},"content":{"rendered":"<p><span class=\"TextRun SCXW118991833 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW118991833 BCX0\"><strong>News:<\/strong> Speed guns are being widely used by law enforcement officials to <\/span><span class=\"NormalTextRun SCXW118991833 BCX0\">monitor<\/span><span class=\"NormalTextRun SCXW118991833 BCX0\"> traffic speed.<\/span><\/span><span class=\"EOP SCXW118991833 BCX0\" data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/p>\n<h2><span data-contrast=\"auto\">About Speed Gun<\/span><\/h2>\n<figure id=\"attachment_320873\" aria-describedby=\"caption-attachment-320873\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"wp-image-320873 size-medium\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2024\/12\/Speed-Gun.png?resize=300%2C165&#038;ssl=1\" alt=\"Speed Gun \" width=\"300\" height=\"165\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2024\/12\/Speed-Gun.png?resize=300%2C165&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2024\/12\/Speed-Gun.png?resize=1024%2C564&amp;ssl=1 1024w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2024\/12\/Speed-Gun.png?resize=768%2C423&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2024\/12\/Speed-Gun.png?w=1254&amp;ssl=1 1254w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-320873\" class=\"wp-caption-text\">Source- The Hindu<\/figcaption><\/figure>\n<ul>\n<li><span data-contrast=\"auto\">It is a device to measure the speed of a moving object without having to be in contact with the object.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">It was originally developed during World War 2 for military use.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><strong>Functioning of a Speed Gun<\/strong><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span>\n<ul>\n<li><span data-contrast=\"auto\">It consists of a <em>radio transmitter and a receiver.<\/em><\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">The transmitter <em>emits radio waves<\/em>, which the person using the speed gun can direct at the object.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">The receiver\u00a0then <em>captures the waves<\/em> reflected by the object back in the direction of the speed gun.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">The speed gun employs the <em>Doppler Effect<\/em> to calculate the speed of the object based on the frequency difference between the transmitted and reflected waves.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span data-contrast=\"auto\"><strong>Application:<\/strong> Speed guns are widely used by <em>law enforcement officials<\/em> to monitor traffic speed, by<em> coaches<\/em> to measure the performance of their athletes and in <em>other industries<\/em> that require motion tracking.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><strong>Limitations: <\/strong>\n<ul>\n<li><span data-contrast=\"auto\">Radio Waves <em>tend to diverge<\/em> as they move through the air, producing inaccurate speed readings.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<li><span data-contrast=\"auto\">A continuous wave reading may produce faulty readings due to interference from multiple vehicles.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span data-contrast=\"auto\">Due to these limitations, <em><strong>LIDAR speed guns<\/strong><\/em> are being promoted as they use laser light instead of radio waves.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span>\n<ul>\n<li><span data-contrast=\"auto\">Laser light has very low divergence, offering better targeting.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:279}\">\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: Speed guns are being widely used by law enforcement officials to monitor traffic speed.\u00a0 About Speed Gun It is a device to measure the speed of a moving object without having to be in contact with the object.\u00a0 It was originally developed during World War 2 for military use.\u00a0 Functioning of a Speed Gun\u00a0&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/speed-guns\/\">Continue reading <span class=\"screen-reader-text\">Speed Guns<\/span><\/a><\/p>\n","protected":false},"author":10384,"featured_media":320871,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1738,12039,1],"tags":[11872],"class_list":["post-320869","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-daily-factly-articles","category-science-and-technology-daily-factly-articles","category-knolls","category-uncategorized","tag-9pm-daily-factly","entry"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2024\/12\/Speed-Guns.png?fit=975%2C642&ssl=1","views":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/320869","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/10384"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=320869"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/320869\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media\/320871"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=320869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=320869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=320869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}