\r\n","enabled":false},{"pages":["all"],"location":"header","script":"\r\n","enabled":false},{"pages":["article"],"location":"header","script":" ","enabled":true},{"pages":["homepage"],"location":"header","script":"","enabled":true},{"pages":["homepage","article","category","search"],"location":"footer","script":"\r\n\r\n","enabled":true}]}},"pageScriptsLoadedStatus":"success"},"navigationState":{"navigationCollections":[{"collectionId":287568,"title":"BYOB (Be Your Own Boss)","hasSubCategories":false,"url":"/collection/for-the-entry-level-entrepreneur-287568"},{"collectionId":293237,"title":"Be a Rad Dad","hasSubCategories":false,"url":"/collection/be-the-best-dad-293237"},{"collectionId":294090,"title":"Contemplating the Cosmos","hasSubCategories":false,"url":"/collection/theres-something-about-space-294090"},{"collectionId":287563,"title":"For Those Seeking Peace of Mind","hasSubCategories":false,"url":"/collection/for-those-seeking-peace-of-mind-287563"},{"collectionId":287570,"title":"For the Aspiring Aficionado","hasSubCategories":false,"url":"/collection/for-the-bougielicious-287570"},{"collectionId":291903,"title":"For the Budding Cannabis Enthusiast","hasSubCategories":false,"url":"/collection/for-the-budding-cannabis-enthusiast-291903"},{"collectionId":291934,"title":"For the Exam-Season Crammer","hasSubCategories":false,"url":"/collection/for-the-exam-season-crammer-291934"},{"collectionId":287569,"title":"For the Hopeless Romantic","hasSubCategories":false,"url":"/collection/for-the-hopeless-romantic-287569"},{"collectionId":287567,"title":"For the Unabashed Hippie","hasSubCategories":false,"url":"/collection/for-the-unabashed-hippie-287567"},{"collectionId":295430,"title":"Have a Beautiful (and Tasty) Thanksgiving","hasSubCategories":false,"url":"/collection/have-a-wonderful-thanksgiving-295430"}],"navigationCollectionsLoadedStatus":"success","navigationCategories":{"books":{"0":{"data":[{"categoryId":33512,"title":"Technology","hasSubCategories":true,"url":"/category/books/technology-33512"},{"categoryId":33662,"title":"Academics & The Arts","hasSubCategories":true,"url":"/category/books/academics-the-arts-33662"},{"categoryId":33809,"title":"Home, Auto, & Hobbies","hasSubCategories":true,"url":"/category/books/home-auto-hobbies-33809"},{"categoryId":34038,"title":"Body, Mind, & Spirit","hasSubCategories":true,"url":"/category/books/body-mind-spirit-34038"},{"categoryId":34224,"title":"Business, Careers, & Money","hasSubCategories":true,"url":"/category/books/business-careers-money-34224"}],"breadcrumbs":[],"categoryTitle":"Level 0 Category","mainCategoryUrl":"/category/books/level-0-category-0"}},"articles":{"0":{"data":[{"categoryId":33512,"title":"Technology","hasSubCategories":true,"url":"/category/articles/technology-33512"},{"categoryId":33662,"title":"Academics & The Arts","hasSubCategories":true,"url":"/category/articles/academics-the-arts-33662"},{"categoryId":33809,"title":"Home, Auto, & Hobbies","hasSubCategories":true,"url":"/category/articles/home-auto-hobbies-33809"},{"categoryId":34038,"title":"Body, Mind, & Spirit","hasSubCategories":true,"url":"/category/articles/body-mind-spirit-34038"},{"categoryId":34224,"title":"Business, Careers, & Money","hasSubCategories":true,"url":"/category/articles/business-careers-money-34224"}],"breadcrumbs":[],"categoryTitle":"Level 0 Category","mainCategoryUrl":"/category/articles/level-0-category-0"}}},"navigationCategoriesLoadedStatus":"success"},"searchState":{"searchList":[],"searchStatus":"initial","relatedArticlesList":[],"relatedArticlesStatus":"initial"},"routeState":{"name":"Article3","path":"/article/technology/electronics/general-electronics/electronics-measurements-how-to-measure-alternating-current-179833/","hash":"","query":{},"params":{"category1":"technology","category2":"electronics","category3":"general-electronics","article":"electronics-measurements-how-to-measure-alternating-current-179833"},"fullPath":"/article/technology/electronics/general-electronics/electronics-measurements-how-to-measure-alternating-current-179833/","meta":{"routeType":"article","breadcrumbInfo":{"suffix":"Articles","baseRoute":"/category/articles"},"prerenderWithAsyncData":true},"from":{"name":null,"path":"/","hash":"","query":{},"params":{},"fullPath":"/","meta":{}}},"dropsState":{"submitEmailResponse":false,"status":"initial"},"sfmcState":{"status":"initial"},"profileState":{"auth":{},"userOptions":{},"status":"success"}}, Have a Beautiful (and Tasty) Thanksgiving, What You Need to Build a Color Organ Circuit. P = I V P is the power rating of the power tube, I is the bias current, and V is the plate voltage of the power tube. Upload or insert images from URL. your pulling more plate current than the tube should have. In general, the 96-well plates should be less prone to the effect of adjacent cells illumination than the 384-well plates, it may depend on the quality of your instrument. While assigned in Europe, he spearheaded more than 40 international scientific and engineering conferences/workshops. $4.95! Theyre useful in a wide range of current measurement scenarios because they allow signal observation from outside insulation (without cutting the cable or other conductor), and because they can accommodate currents of various magnitudes. They are comparatively inexpensive and do not require a power supply, although they cannot be used to measure DC currents. Instruments such as digital multimeters, current probes, and clamp meters are often used to measure current. Here's how I do it: 1) If not using a bias probe, you need to have a 1 ohm resistor on each power tube socket (one end of resistor to ground; the other end tied to pins 1 & 8 ) Use a 1% tolerance resistor. Turn the device on. You should get the same value that you got when you measured between the LED and the resistor.\n
You can use a similar method to measure the current between the LED and the negative battery terminal. The plate current is actually high because of a. misadjusted idle current (bias), or misadjusted plate and load. Please, how can I calculate current density? The plate current is actually high because of a. misadjusted idle current (bias), or misadjusted plate and load. Note: Your post will require moderator approval before it will be visible. Since clamp meters can measure current simply by being clamped around a cable, they can also be used to check current values without cutting circuits. Worst case and the trannies could be damaged. Peak-to-peak voltage: The difference between the highest and lowest peaks of the AC voltage. That will bypass the resistor, which will probably blow out the LED. {"appState":{"pageLoadApiCallsStatus":true},"articleState":{"article":{"headers":{"creationTime":"2016-03-26T18:40:41+00:00","modifiedTime":"2016-03-26T18:40:41+00:00","timestamp":"2022-09-14T18:08:05+00:00"},"data":{"breadcrumbs":[{"name":"Technology","_links":{"self":"https://dummies-api.dummies.com/v2/categories/33512"},"slug":"technology","categoryId":33512},{"name":"Electronics","_links":{"self":"https://dummies-api.dummies.com/v2/categories/33543"},"slug":"electronics","categoryId":33543},{"name":"General Electronics","_links":{"self":"https://dummies-api.dummies.com/v2/categories/33571"},"slug":"general-electronics","categoryId":33571}],"title":"Electronics Measurements: How to Measure Alternating Current","strippedTitle":"electronics measurements: how to measure alternating current","slug":"electronics-measurements-how-to-measure-alternating-current","canonicalUrl":"","seo":{"metaDescription":"With direct current, its easy to determine the voltage thats present between two points in an electronic circuit: You simply measure the voltage with a voltme","noIndex":0,"noFollow":0},"content":"
With direct current, its easy to determine the voltage thats present between two points in an electronic circuit: You simply measure the voltage with a voltmeter. Each resistor has to be rated for at least > 1 kV .. Then, connect the test leads black (negative) terminal to COM and the red (positive) terminal to A. When connecting the test leads to the circuit, connect the black lead to the power supplys negative side and the red lead to the load side so that the instrument is in series with the circuit. Or to turn it around, the peak voltage is equal to about 1.4 times the RMS voltage. That will bypass the resistor, which will probably blow out the LED.
\n
If you want to experiment a little more, try measuring the current at other places in the circuit. This theory should work for Audio Hi-Fi amplifiers as well as. You will get 100mV/10mA of . ","hasArticle":false,"_links":{"self":"https://dummies-api.dummies.com/v2/authors/9082"}}],"_links":{"self":"https://dummies-api.dummies.com/v2/books/281695"}},"collections":[],"articleAds":{"footerAd":"