Description
Product Video
Features
Performance
Test Conditions: Temperature 23 ℃, Relative Humidity 50 %RH
Dimensions
Microphone
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AWA14412 1" Prepolarized Pressure Field Measurement Microphone
Ultra-low noise performance (14.5 dBA noise floor): Enables accurate measurement of low-level acoustic signals with high signal clarity.
Large 18 mm diaphragm for high sensitivity: Provides strong acoustic response and improved accuracy in low-sound-level testing applications.
Designed for precision cavity & electroacoustic testing: Ideal for simulated ear measurements and other coupling cavity-based acoustic tests.
Stable pressure field measurement performance: Ensures reliable results in controlled acoustic environments with strong frequency stability and environmental adaptability.
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Class 1SLM -
Mobile App -
IEC61672
01
Product Description
The AWA14412 prepolarized pressure field measurement microphone features a large 18 mm diaphragm size and an ultra-low noise floor of 14.5 dBA, meeting the needs of various low-sound-level measurements. It includes an independent calibration certificate and is suitable for use with coupling cavities such as simulated ears for related electroacoustic testing. It exhibits good frequency stability and environmental adaptability.
Product Video
Features
Ultra-low noise floor of ≤14.5 dBA, enabling accurate detection of low-level acoustic signals with high signal clarity
Large 18 mm diaphragm size providing strong acoustic response and improved measurement accuracy in low-sound-level testing
High sensitivity of 50 mV/Pa (@250 Hz ± 2.0 dB) for precise signal capture
Wide dynamic range from 14.5 dBA to 146 dB, suitable for both very quiet and high-intensity acoustic measurements
Prepolarized design (0 V polarization voltage), eliminating the need for an external polarization power supply
Pressure field type structure conforming to the IEC 61094 WS1P standard for standardized, traceable measurement performance
Frequency range of 10 Hz to 8 kHz with a low-frequency limit (-3 dB) of 10 Hz
Well suited for coupling cavity-based electroacoustic testing, including simulated ear measurement applications
Supplied with an independent calibration certificate for traceable measurement accuracy
OEM/ODM customization available. Learn more.
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AWA14412 Prepolarized Pressure Field Measuring Microphone |
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Field Type |
Pressure Field |
Lower limit frequency (-3dB) (Hz) |
10 |
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Diameter |
1 Inch |
Operating Temperature (°C) |
-30～+80 |
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IEC 61094 |
WS1P |
Temperature coefficient (dB/℃) (@250 Hz) |
-0.02（-10 ℃～50 ℃） |
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Polarization Voltage (V) |
0 |
Static pressure coefficient (dB/kPa) |
-0.02 |
|
Sensitivity (mV/Pa) (@250 Hz ± 2.0 dB) |
50 |
Operating humidity range (%RH) |
0～100 |
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Frequency range (Hz) |
10～8k |
Height with grid (mm) |
19.0 |
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Capacitance (pF) (@250 Hz) |
35 |
Diameter with grid (mm) |
23.77 |
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Dynamic Range |
14.5 dBA～146 dB |
Height without grid (mm) |
17.2 |
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Noise floor (dBA) |
≤14.5 |
Diameter without grid (mm) |
23.77 |
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Voltage Equalization Method |
Side Equalization |
Preamplifier Fitting Thread |
23.12 mm-60 UNS |
Frequency Response
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