{"product_id":"earthworks-m23-23-khz-omnidirectional-measurement-microphone","title":"Earthworks M23 23 kHz Omnidirectional Measurement Microphone","description":"\u003c!-- more --\u003e\n\u003c!-- split --\u003e\u003cbr\u003e\u003ch4\u003eDon't Sacrifice Accuracy For Cost With The Earthworks M23 23 kHz Omnidirectional Measurement Microphone\u003c\/h4\u003e\u003cp\u003eThe M30 is a precision engineered 23kHz omnidirectional measurement microphone ideally suited for acoustical measurements including loudspeaker design and quality control, sound system setup and troubleshooting, room acoustics, or any application where an accurate free-field measurement microphone is required.\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePerformance\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eKnown for its reliable performance, the M23 delivers unparalleled audio results at an affordable cost. It has a flat frequency response that extends from 9Hz to 23kHz, an exceptionally consistent omnidirectional polar response, 138dB SPL rating without distortion and no handling noise.\u003c\/p\u003e\u003cp\u003eImmune to most temperature and atmospheric fluctuations, the M23 delivers reliable and repeatable results in any environment.  \u003c\/p\u003e\u003cp\u003eExtremely fast impulse response and linear phase response make the M23 ideal for use with high-quality FFT-based real-time audio system measurement software like SMAART, SIM, REW, Electroacoustics Toolbox, FuzzMeasure and others, as well as for use in PA system alignment and loudspeaker design.\u003c\/p\u003e\u003cp\u003eEvery M23 is individually hand-tuned and tested and is delivered with its own printed frequency response chart. An Electronic Calibration File (ECF) is generated for each microphone during final testing, and can be downloaded free of charge after product registration.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e23kHz flat frequency response\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCost effective measurement microphone\u003c\/li\u003e\n\u003cli\u003eImproved version of the SMAARTMIC previously offered by EAW\u003c\/li\u003e\n\u003cli\u003eIdeally suited for acoustical measurements sound system setup and troubleshooting, room acoustics, or any application where an accurate free-field measurement microphone is required\u003c\/li\u003e\n\u003cli\u003eOmnidirectional polar pattern\u003c\/li\u003e\n\u003cli\u003eFlat frequency response, fast impulse response and exceptional polar characteristics\u003c\/li\u003e\n\u003cli\u003eUsed by SMAART, MLSSA, Spectrafoo, TEF and RTA in addition to acoustic measurement systems manufactured by dbx, DEQX and others\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds ANSI Type 1 and applicable IEC 61094 requirements\u003c\/li\u003e\n\u003cli\u003eEach M Series microphone is delivered with its own calibration chart providing its individually measured open-circuit sensitivity and the frequency response curve\u003c\/li\u003e\n\u003cli\u003eElectronic Calibration File available\u003c\/li\u003e\n\u003cli\u003eOperating Temp Range: -20 deg C to +60 deg C ( -4 deg. F to 140 deg. F)\u003c\/li\u003e\n\u003cli\u003eStorage Temp Range: -40 deg C to +80 deg C ( -40 deg. F to 176 deg. F)\u003c\/li\u003e\n\u003cli\u003eHumidity: Up to 90%\u003c\/li\u003e\n\u003cli\u003eRe-calibration recommended every five (5) years\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eFrequency Response: 9Hz to 23kHz ±1\/-3dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePolar Pattern: Omnidirectional\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSensitivity: 34mV\/Pa (-29dBV\/Pa)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Requirements: 24 – 48V Phantom, 10mA\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMax Acoustic Input: 138dB SPL\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput: XLR (pin 2+)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput Impedance: 65Ω balanced (between pins 2 \u0026amp; 3)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMin Output Load: 600Ω between pins 2 \u0026amp; 3\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNoise: 20dB SPL equivalent (A weighted)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions L x D: 165mm x 22mm (6.5 x .860 inches)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: .35 lb. (160g)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\n\n\nManufacturer: Earthworks\u003cbr\u003eModel: M23\u003cbr\u003eSKU: I280226-N-0-WHXX\u003cbr\u003eUPC: 827517000558\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cb\u003eWe are Chuck Levin's Washington Music Center\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eSince 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.\u003c\/p\u003e\u003cp\u003eOur team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.\u003c\/p\u003e\u003cp\u003eChuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Earthworks","offers":[{"title":"Default Title","offer_id":32351276433471,"sku":"I280226-N","price":499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/0972\/9087\/files\/20fd4284-21b6-4258-a324-aa83539d6e0e.jpg?v=1739389361","url":"https:\/\/chucklevins.com\/products\/earthworks-m23-23-khz-omnidirectional-measurement-microphone","provider":"Chuck Levin's Washington Music Center","version":"1.0","type":"link"}