{"product_id":"extech-407744-94db-sound-calibrator-for-0-5-and-1-microphones","title":"Extech 407744 94dB Sound Calibrator for 0.5\" and 1\" Microphones","description":"\u003cli\u003eCalibrates and verifies Sound Level Meter operation\u003c\/li\u003e\u003cli\u003eFor use on Sound Level Meters with 0.5\" or 1.0\" microphones\u003c\/li\u003e\u003cli\u003eTotal Harmonic Distortion (THD) \u0026lt;2% at 94dB\u003c\/li\u003e\u003cli\u003eMeets IEC standard 60942 1997-11\u003c\/li\u003e\u003cli\u003eBattery test position with battery status LED indicates if battery is good\u003c\/li\u003e\u003cbr\u003eView larger\u003ch5\u003e94dB Sound Calibrator\u003c\/h5\u003e \u003cp\u003e1kHz 94dB professional sound calibrator for 0.5\" or 1.0\" microphones calibrates and verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good.\u003c\/p\u003e \u003ch5\u003eOther Features\u003c\/h5\u003e \u003cp\u003eDurable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and ±0. 5dB (94dB). Meets IEC standard 60942 1997-11.\u003c\/p\u003e \u003ch5\u003eIncludes\u003c\/h5\u003e \u003cp\u003eComes with two 9V batteries, carrying case, screwdriver, and user manual. Model 407744-NIST is slso available with a Certificate of Calibration Traceable to NIST.\u003c\/p\u003e 407766 View larger\u003ch5\u003e94dB\/114dB Sound Calibrator\u003c\/h5\u003e \u003cp\u003e1kHz 94\/114dB professional sound calibrator for 0.5\" or 1.0\" microphones calibrates and verifies sound level meter operation. Level position switch to select 94dB or 114dB with power on LED indicator light. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB\/114dB to an accuracy of 5% (frequency) and ±0.5dB (94dB)\/±1.0dB (114dB). Meets IEC standard 60942 1997-11and comes complete with two 9V batteries, carrying case, and screwdriver. Model 407766-NIST is also available with a Certificate of Calibration Traceable to NIST.\u003c\/p\u003e\u003ch5\u003e\u003c\/h5\u003e\u003ch5\u003e\u003c\/h5\u003e\u003ch5\u003e\u003c\/h5\u003e\u003ch5\u003e\u003c\/h5\u003e\u003ch5\u003e\u003c\/h5\u003e\u003cbr\u003eBrand: Extech, Model: 407744","brand":"Extech","offers":[{"title":"Default Title","offer_id":39875651764433,"sku":"EZFB001AFFVR6","price":492.69,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0514\/1227\/1313\/products\/4lb001affvr6rr1000.jpg?v=1625413605","url":"https:\/\/edealszone.com\/products\/extech-407744-94db-sound-calibrator-for-0-5-and-1-microphones","provider":"edealszone","version":"1.0","type":"link"}