MPA401 Microphone

MPA401 is 1/4 inch free-field prepolarized measurement microphone and conforms to IEC61672 Class 1 standard.

 The frequency range of MPA401 can be from 20Hz to up to 70kHz and the Max. SPL can be 160 dB.  These exceptional characters make MPA401 the best choice when testing high grade speakers or when making high intensity acoustics measurement.

Technical Parameters
Specification
Microphone Capsule MP401
Preamplifier MA401(TEDS optional)
Frequency Response 20 Hz ~70 kHz

Open-circuit Sensitivity (mV/Pa) (±2dB)

5

Inherent Noise (dBA)

35


Humidity Influence



< 0.1


Pressure Coeffcient (250 Hz) (dB/kPa)

-0.007

Operating Temperature (°C)

-20 ~ 80

Operating Humidity (RH)

0 ~ 98%

Length (mm)

67

Input Connector



SMB



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MPA401