{"id":1727,"date":"2019-10-23T17:33:46","date_gmt":"2019-10-24T00:33:46","guid":{"rendered":"https:\/\/learn71.ca\/vanier-tech\/?page_id=1727"},"modified":"2024-02-06T13:16:52","modified_gmt":"2024-02-06T21:16:52","slug":"current","status":"publish","type":"page","link":"https:\/\/learn71.ca\/vanier-tech\/current\/","title":{"rendered":"Current"},"content":{"rendered":"\n<div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">CAUTION: Change the positive lead to the &#8220;A&#8221; socket before selecting current (Amps). <\/h3>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">This is the only time when the multimeter will be used in series. Power is ON when measure current. <\/h3>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image\"><a href=\"https:\/\/learn71.ca\/wp-content\/uploads\/sites\/40\/2019\/10\/digital-multimeters-basic-guide-3-728-e1571943775822.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"208\" src=\"https:\/\/learn71.ca\/wp-content\/uploads\/sites\/40\/2019\/10\/digital-multimeters-basic-guide-3-728-e1571943775822-300x208.jpg\" alt=\"\" class=\"wp-image-1763\" srcset=\"https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/digital-multimeters-basic-guide-3-728-e1571943775822-300x208.jpg 300w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/digital-multimeters-basic-guide-3-728-e1571943775822.jpg 727w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">1. Measure the current through the LED that indicates power on\/off. (13mA red, 10mA green, 9mA other).<\/h3>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69decafa78519&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69decafa78519\" class=\"wp-block-image wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"380\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/learn71.ca\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117-1024x380.jpg\" alt=\"\" class=\"wp-image-1791\" srcset=\"https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117-1024x380.jpg 1024w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117-300x111.jpg 300w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117-768x285.jpg 768w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117-1400x519.jpg 1400w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117-1600x593.jpg 1600w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current1_bb-e1571949371117.jpg 1866w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">2. Measure the current through the push-button. (LED turns on, current is less than 1mA)<\/h3>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69decafa78a56&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69decafa78a56\" class=\"wp-block-image wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"438\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/learn71.ca\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670-1024x438.jpg\" alt=\"\" class=\"wp-image-1792\" srcset=\"https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670-1024x438.jpg 1024w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670-300x128.jpg 300w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670-768x329.jpg 768w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670-1400x600.jpg 1400w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670-1600x685.jpg 1600w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current2_bb-e1571949393670.jpg 1769w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3.  Measure the current drawn into the collector (NPN transistor) when the button is pressed and released. (start at 10mA red, 7mA green, 6mA blue, fade to 0mA)<\/h3>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69decafa78fc0&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69decafa78fc0\" class=\"wp-block-image wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"440\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/learn71.ca\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267-1024x440.jpg\" alt=\"\" class=\"wp-image-1793\" srcset=\"https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267-1024x440.jpg 1024w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267-300x129.jpg 300w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267-768x330.jpg 768w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267-1395x600.jpg 1395w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267-1600x688.jpg 1600w, https:\/\/learn71.ca\/vanier-tech\/wp-content\/uploads\/sites\/40\/2019\/10\/Current3_bb-e1571949404267.jpg 1774w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>CAUTION: Change the positive lead to the &#8220;A&#8221; socket before selecting current (Amps). This is the only time when the multimeter will be used in series. Power is ON when measure current. 1. Measure the current through the LED that indicates power on\/off. (13mA red, 10mA green, 9mA other). 2. Measure the current through the [&hellip;]<\/p>\n","protected":false},"author":84,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1727","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/pages\/1727","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/users\/84"}],"replies":[{"embeddable":true,"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/comments?post=1727"}],"version-history":[{"count":8,"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/pages\/1727\/revisions"}],"predecessor-version":[{"id":3230,"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/pages\/1727\/revisions\/3230"}],"wp:attachment":[{"href":"https:\/\/learn71.ca\/vanier-tech\/wp-json\/wp\/v2\/media?parent=1727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}