{"product_id":"2-pt-acoustical-calibrator-class-1","title":"2-Pt. Acoustical Calibrator - Class 1","description":"\u003cdiv class=\"dt_tab_infobox dt_tab_infobox_no_bg\"\u003e\n\u003cdiv class=\"dt_tab_infobox_inner\"\u003e\n\u003cdiv class=\"nav_content\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\n\u003cdiv id=\"product_description\"\u003e\n\u003ch1\u003e\u003cstrong\u003eFor calibration of all Sper Scientific digital sound meters and any sound meter with a ½\" microphone.\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003eThe 850012 Sound Level Calibrator is used to calibrate the sensitivity of the microphone and sound level measuring equipment. The design is based on the  feedback method to ensure a highly stable sound pressure level. This compact and ergonomic sound calibrator conforms to ANSI S1.40-1984 and IEC60942 (2003) Class 1 standard, and is perfect for calibrating Type 1 sound level meters with 1\/2\" microphones.\u003c\/p\u003e\n\u003cp\u003eTo use, simply place the calibrator onto the digital sound meter’s microphone, turn on the calibrator, and adjust the meter’s reading to either 94 or 114 dB. Operates at a frequency of 1KHz ±1% with an accuracy of ±0.3 dB for 94 dB and ±0.5 dB for 114 dB levels, and features a built-in battery indicator. Small and light, it is easily portable for field use. \u003c\/p\u003e\n\u003cdiv id=\"product_description\"\u003e\n\u003cul\u003e\n\u003cli\u003eStandard sound level settings at 94dB and 114dB\u003c\/li\u003e\n\u003cli\u003eLow battery indicator\u003c\/li\u003e\n\u003cli\u003eHarmonic wave distortion of ±3%.\u003c\/li\u003e\n\u003cli\u003eOutput feedback detection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eWorks with the following Sper Scientific class 1 sound meters:\u003cbr\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan class=\"s1\"\u003e\u003ca title=\"Type 1 Sound Meter\" href=\"https:\/\/sperdirect.com\/products\/type-1-sound-meter\"\u003eType 1 Sound Meter\u003c\/a\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eComes with a carrying case, instructions and 9V battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4 class=\"nav_heading\"\u003e\n\u003ca class=\"tab_anchor\" id=\"spec_tab\" name=\"spec_tab\"\u003e\u003c\/a\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv class=\"nav_content\"\u003e\n\u003ctable width=\"584\" data-mce-fragment=\"1\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Standard\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e IEC 60942(2003) and ANSI S1.40. (1984)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Sound Pressure Levels\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e 94 and 114 dB (reference of 2x10-5Pa)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Accuracy\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e 94 ± 0.3 dB and 114 ± 0.5dB\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Frequency\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e 1000Hz ± 1%.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Distortion\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e ≤ 3 %\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Dimensions\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e 2.5\" x  5.25\"\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Weight\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e12.35 oz. (including 9V battery)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Stable Times\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e 20s.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Humidity\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e ＜90%\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e Atmospheric Pressure\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"330\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e 65KPa~100KPa\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch4\u003eDownloads\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cstrong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850016-i.pdf?v=1598908084\" data-mce-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850016-i.pdf?v=1598908084\" target=\"_blank\"\u003e \u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850012-i.pdf\" data-mce-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850012-i.pdf\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\" style=\"float: left;\" alt=\"PDF\" data-mce-fragment=\"1\" data-mce-style=\"float: left;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/pdf-icon-63x63_480x480.png?v=1598991821\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850016-i.pdf?v=1598908084\" data-mce-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850016-i.pdf?v=1598908084\" target=\"_blank\"\u003e \u003cbr\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850012-i.pdf\" data-mce-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/8248\/4360\/files\/850012-i.pdf\" target=\"_blank\"\u003eInstruction Manual\u003c\/a\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003cdiv class=\"dt_tab_infobox\"\u003e\n\u003cdiv class=\"dt_tab_infobox_inner\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sper Scientific Direct","offers":[{"title":"Default Title","offer_id":43555663839268,"sku":"850012","price":863.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0254\/3914\/1924\/files\/2-Pt_-Acoustical-Calibrator-Class-1.jpg?v=1770852502","url":"https:\/\/www.growitdepot.com\/products\/2-pt-acoustical-calibrator-class-1","provider":"Grow It Depot","version":"1.0","type":"link"}