{"id":2200,"date":"2012-08-09T14:31:36","date_gmt":"2012-08-09T19:31:36","guid":{"rendered":"https:\/\/www.coleparmer.com\/blog\/?p=2200"},"modified":"2019-09-24T11:36:02","modified_gmt":"2019-09-24T17:36:02","slug":"tech-challenge-creating-a-sound-barrier","status":"publish","type":"post","link":"https:\/\/www.coleparmer.com\/blog\/tech-challenge-creating-a-sound-barrier\/","title":{"rendered":"Tech Challenge: Creating a Sound Barrier"},"content":{"rendered":"<p><a href=\"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/08\/techchalllenge.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-2201\" title=\"TechChalllenge\" src=\"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/08\/techchalllenge.gif\" alt=\"\" width=\"125\" height=\"91\"><\/a>\u00a0<\/p>\n<p><em>Take the challenge and see if you are right!<\/em><\/p>\n<p>An aircraft manufacturing plant engineer needs to determine at what distance a sound barrier needs to be erected from a riveting machine to protect workers\u2019 hearing. The riveting machine is a source of impulse noise, adding 108 dB(A) in short bursts to the background noise of 80 dB(A).<\/p>\n<p>Which device would be best for creating a thorough noise map of the impulse noise (which would require download of logged data to a PC and software for analysis)?<\/p>\n<ul>A. An advanced sound level meter, like the Quest Technologies SoundPro SE Class 2 1\/1 and 1\/3 Octave Rta Summary Data Logging with QuestSuite Professional II software.<\/ul>\n<ul>B. A digital octave band analyzer, like the Extech\u00ae Digital Octave Band Analyzer.<\/ul>\n<ul>C. A noise dosimeter, like the Casella USA dBadge Micro Noise Dosimeter Kit.<\/ul>\n<ul>D. A sound level monitor with alarm, like the Extech\u00ae SL130.<\/ul>\n<p><a href=\"https:\/\/www.coleparmer.com\/TechLibraryArticle\/1365?referred_id=5618\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">See answer here.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 Take the challenge and see if you are right! An aircraft manufacturing plant engineer needs to determine at what distance a sound barrier needs to be erected from a riveting machine to protect workers\u2019&#8230;<\/p>\n","protected":false},"author":20,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[433,459,749,750,1154,1397,1493,1494,1579],"class_list":["post-2200","post","type-post","status-publish","format-standard","hentry","category-tech-challenge","tag-digital-octave-band-analyzer","tag-dosimeter","tag-hearing","tag-hearing-protection","tag-noise","tag-riveting-machine","tag-sound-barrier","tag-sound-level-meter","tag-tech-challenger"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tech Challenge: Creating a Sound Barrier | from Cole-Parmer Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.coleparmer.fr\/blog\/tech-challenge-creating-a-sound-barrier\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tech Challenge: Creating a Sound Barrier | from Cole-Parmer Blog\" \/>\n<meta property=\"og:description\" content=\"\u00a0 Take the challenge and see if you are right! An aircraft manufacturing plant engineer needs to determine at what distance a sound barrier needs to be erected from a riveting machine to protect workers\u2019...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.coleparmer.fr\/blog\/tech-challenge-creating-a-sound-barrier\/\" \/>\n<meta property=\"og:site_name\" content=\"Cole-Parmer Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/antylia\" \/>\n<meta property=\"article:published_time\" content=\"2012-08-09T19:31:36+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-09-24T17:36:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/08\/techchalllenge.gif\" \/>\n<meta name=\"author\" content=\"Cole-Parmer Blog Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@antylia\" \/>\n<meta name=\"twitter:site\" content=\"@antylia\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Cole-Parmer Blog Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Tech Challenge: Creating a Sound Barrier | from Cole-Parmer Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.coleparmer.fr\/blog\/tech-challenge-creating-a-sound-barrier\/","og_locale":"en_US","og_type":"article","og_title":"Tech Challenge: Creating a Sound Barrier | from Cole-Parmer Blog","og_description":"\u00a0 Take the challenge and see if you are right! An aircraft manufacturing plant engineer needs to determine at what distance a sound barrier needs to be erected from a riveting machine to protect workers\u2019...","og_url":"https:\/\/www.coleparmer.fr\/blog\/tech-challenge-creating-a-sound-barrier\/","og_site_name":"Cole-Parmer Blog","article_publisher":"https:\/\/www.facebook.com\/antylia","article_published_time":"2012-08-09T19:31:36+00:00","article_modified_time":"2019-09-24T17:36:02+00:00","og_image":[{"url":"https:\/\/www.coleparmer.com\/blog\/wp-content\/uploads\/2012\/08\/techchalllenge.gif","type":"","width":"","height":""}],"author":"Cole-Parmer Blog Team","twitter_card":"summary_large_image","twitter_creator":"@antylia","twitter_site":"@antylia","twitter_misc":{"Written by":"Cole-Parmer Blog Team","Est. reading time":"1 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