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Beijing SKC Acoustics Technology Co., Ltd.

Measurement Microphone Kit ——  MX2121

Issuing time:2025-08-07 11:04

The MX2121 is an omnidirectional measurement microphone, which can provide reliable signal acquisition quality and accurate results. It features good phase consistency, simplifying the calibration process and data processing of multi-channel systems. Its BNC interface and IEPE power supply requirements are compatible with mainstream data acquisition equipment. It is suitable for acoustic measurement scenarios pursuing cost-effectiveness and batch applications.

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Application Scenarios

  • Environmental noise monitoring

  • Industrial equipment condition monitoring

  • Electroacoustic device performance testing

  • Architectural acoustics measurement or recording


Specifications


Application

Free Field

Types of Microphones

Pre - polarization

Polarization Voltage

0V

Frequency Range (-2dB,+5dB)

20 ~ 20000 Hz

Background Noise

32 dB(A)

Sensitivity

12 mV/Pa

Dynamic Range Upper Limit

130 dB

Work Temp

0 ~ 70 ℃

Humidity Range

0 ~ 95% RH

Output Interface

BNC

Length

85.5 mm


Typical Frequency Response Curve


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