{"product_id":"extech-407766-94-114db-dual-point-sound-level-meter-calibrator","title":"Extech 407766 94\/114dB Dual Point Sound Level Meter Calibrator","description":"\u003cp\u003e\u003cspan style=\"FONT-WEIGHT: bold\"\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibrates and verifies Sound Level Meter operation \n\u003c\/li\u003e\n\u003cli\u003eFor use on Sound Level Meters with 0.5\" or 1.0\" microphones \n\u003c\/li\u003e\n\u003cli\u003eDurable die-cast, aluminum housing \n\u003c\/li\u003e\n\u003cli\u003e1kHz sine wave at 94dB\/114db is generated to an accuracy of 5% (frequency) and +\/-0.8dB \n\u003c\/li\u003e\n\u003cli\u003e3 position switch (OFF\/94dB\/114dB) \n\u003c\/li\u003e\n\u003cli\u003eTotal Harmonic Distortion (THD)\u0026lt;2% at 94dB \n\u003c\/li\u003e\n\u003cli\u003eComplete with two 9V batteries, carrying case, and screwdriver \n\u003c\/li\u003e\n\u003cli\u003eLED indicator lights sup when power is on \n\u003c\/li\u003e\n\u003cli\u003eLevel position to select 94dB or 114dB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"FONT-WEIGHT: bold\"\u003eSpecifications: Range \/ Accuracy\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency: 1000Hz \/ +\/-5% \n\u003c\/li\u003e\n\u003cli\u003eSound Pressure Level: 94dB (407744); 94dB\/114dB \/ +\/- 0.5dB (94dB), +\/-1dB(114dB) \n\u003c\/li\u003e\n\u003cli\u003eDistortion: \u0026lt;2% Total Harmonic Distortion (THD) \n\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: 32 to 122deg.F (0to 50deg.C) \n\u003c\/li\u003e\n\u003cli\u003ePower Supply: Two Heavy duty, alkaline 9V Battery \n\u003c\/li\u003e\n\u003cli\u003ePower consumption: Approx. 10mA DC \n\u003c\/li\u003e\n\u003cli\u003eDimensions: 2.2\" diameter x 5.6\" long (50x127mm) \n\u003c\/li\u003e\n\u003cli\u003eWeight: 0.75 lbs. (340g)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n","brand":"Extech Instruments Corp.","offers":[{"title":"Do Not Include NIST","offer_id":48343331209428,"sku":"EXT-407766","price":519.0,"currency_code":"USD","in_stock":true},{"title":"Include NIST Calibration Certificate","offer_id":48343331242196,"sku":"EXT-407766-NIST","price":714.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/0451\/2724\/files\/EXT-407766-2.jpg?v=1785144335","url":"https:\/\/sejqw6-v1.myshopify.com\/products\/extech-407766-94-114db-dual-point-sound-level-meter-calibrator","provider":"Reliability Direct Store, LLC","version":"1.0","type":"link"}