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The Earthworks M23R features an omnidirectional pickup pattern and a wide linear frequency response from 3Hz to 23kHz, which allows for accurate capture of sound from all directions. This makes it ideal for detailed acoustical measurements and ensuring sound systems are calibrated correctly.
Yes, the Earthworks M23R is designed for professional recording and measurement purposes. Its high SPL handling capabilities and fast, clean impulse response make it suitable for capturing high-quality audio in various professional settings.
Each M23R microphone comes with an individual calibration chart that provides the open-circuit sensitivity and frequency response curve. For most applications, this ensures that the microphone is calibrated and ready for use without the need for additional Electronic Calibration Files (ECFs).
To connect the M23R, simply use a standard XLR microphone cable to plug it into a preamplifier providing 24-48V phantom power. Allow up to one minute for the microphone to settle after connection. 'Hot' plugging the microphone with phantom power already applied will not damage the device.
The M23R microphone is designed with a durable stainless steel construction and has no removable parts, making it low-maintenance. However, it is recommended to handle the microphone with care and protect it from extreme conditions to maintain its performance and longevity.
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3Hz to 23kHz +/- 0.5dB
Omnidirectional
36mV/Pa (-28.9 dBv/Pa)
+/- 0.5dB (freq resp & sensitivity)
24-48V Phantom, 10mA
140dB SPL
XLR-3 (pin 2+)
600 Ohm btw. pins 2 & 3
20dB, A equivalent
Operating Range: -4 to 140 Degree F (-20 to +60 Degree C)
Storage: -40 to 176 Degree F (-40 to +80 Degree C)
Up to 90%
6.25 x 0.860" (165 x 22mm)
0.35lbs (1.60kg)
827517293769
How the Earthworks M23R Omnidirectional Reference Measurement Microphone revolutionizes audio recording and acoustical measurements is truly impressive. This sleek, modern, and high-tech microphone is designed specifically for precision sound measurement, making it an indispensable tool for sound system setup, troubleshooting, and room acoustics analysis.
The M23R is more than just a microphone; it's a sophisticated audio device that employs a pre-polarized condenser capsule directly coupled to a wideband, low output impedance preamplifier. This advanced design ensures a linear frequency response from 3Hz to 23kHz, providing crystal-clear audio capture across a broad spectrum of frequencies.
One of the standout features of the M23R is its omnidirectional capability. This means it can capture high-quality sound from all directions, making it ideal for recording in various settings, from live events to intimate podcasting sessions.
The M23R is not just about performance; it's also about durability. Crafted from stainless steel, this microphone is designed to withstand frequent use and handling, making it a reliable choice for professionals who demand the best from their equipment.
Unique to the M23R is its circuitry, which excludes the transconductance of the input FET from the overall gain structure. This ensures that the microphone's sensitivity remains stable, even when subjected to variations in ambient temperature.
The M23R meets or exceeds ANSI Type 1 requirements and is manufactured to within +/- 0.5dB of each other in frequency response and sensitivity. This level of precision eliminates the need for Electronic Calibration Files (ECFs) in most cases, simplifying your workflow.
Each M23R comes with its own calibration chart, detailing its individually measured open-circuit sensitivity and frequency response curve. If needed, an ECF containing the frequency response data for importing directly into measurement software is available from Earthworks upon request.
The M23R is easy to operate. Simply connect the microphone to a preamplifier supplying 24-48V phantom power using a standard XLR microphone cable. For optimum results, point the M23R toward the sound source.
In conclusion, the Earthworks M23R Omnidirectional Reference Measurement Microphone is a sophisticated, high-quality audio recording tool that delivers precision, durability, and ease of use, making it a top choice for professionals in the audio industry.
https://earthworksaudio.com/support/warranty
603-654-2433