Does it meet ISO type 1 standards?

I am unsure of ISO type 1, but it meets or exceeds ANSI Type 1 and applicable IEC 61094 requirements

does it come with a mic clip for a stand?

YES - it does come with a mic-stand clip.

Does this mic come with the calibration file? How do I get my hands on the file - get it from the manufacturer or does it ship with the mic?

It comes with everything needed to calibrate the mic.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Earthworks M23 Omnidirectional High Definition Measurement Microphone, 9Hz-23kHz Frequency Response, 100 Ohms Output Impedance

Product ID: 340258254

Details

Brand
Earthworks
Connectivity technology
XLR
Connector type
XLR
Model name
M23
Recommended uses for product
Studio

🎯23 kHz ultra-wide frequency response

📊Includes individual calibration chart & files

🔄Omnidirectional polar pattern for 360° accuracy

Description

🎙️ Measure Like a Pro, Hear Like a Legend

360 SOUND CAPTURE - Omnidirectional design ensures every nuance of your acoustic environment is captured flawlessly.
PRECISION BEYOND LIMITS - Experience crystal-clear, flat frequency response from 9Hz to 23kHz for unmatched measurement accuracy.
PLUG CALIBRATE CONFIDENCE - Each mic ships with a hand-signed calibration chart and downloadable files for zero-hassle setup.
TRUSTED BY PROS LOVED BY YOU - Industry-standard for SMAART, MLSSA, and more—join the elite circle of audio experts who demand the best.
BUILT TO PERFORM BUILT TO LAST - Robust nickel finish and stable performance across temperature and atmospheric changes keep your measurements reliable.

The Earthworks M23 is a professional-grade omnidirectional measurement microphone with a 9Hz-23kHz frequency response and 100 Ohms output impedance. Designed for precise acoustic measurements, it delivers ultra-flat frequency response and fast impulse performance with minimal handling noise. Each unit includes a unique calibration chart and electronic files, ensuring accurate, hassle-free setup. Ideal for sound system tuning, room acoustics, and advanced audio analysis, the M23 meets ANSI Type 1 and IEC 61094 standards, making it the trusted choice for audio professionals worldwide.

Specifications

ASIN	B008LV09LA
Antenna Location	Studio Recording
Audible Noise	22 Decibels
Brand	Earthworks
Built-In Media	Microphone
Color	Nickel
Compatible Devices	Personal Computer, Amplifier
Connectivity Technology	XLR
Connector Type	XLR
Customer Reviews	5.0 5.0 out of 5 stars (11)
Frequency Response	23 KHz
Impedance	100 Ohms
Item Dimensions	23.4 x 12.3 x 7.6 centimeters
Item Weight	0.92 Pounds
Manufacturer	Earthworks
Mfr Part Number	M23
Microphone Form Factor	Handheld
Model Name	M23
Model Number	M23
Number of Channels	1
Polar Pattern	Omnidirectional
Power Source	Corded Electric
Signal-to-Noise Ratio	78 dB
Special Feature	Clip
UPC	827517000558 639476323919
Unit Count	1.00 Count

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