CRY3401 Free-field Microphone, 1/4″, Prepolarized, 15.8mV/Pa
The CRY3401 is a 1/4-inch free-field prepolarized measurement microphone designed specifically for sensitive acoustic testing in low-noise environments.
The unique design of CRY3401 provides it with very low self-noise and a measurement frequency range of up to 40 kHz. It is capable of withstanding sound pressure levels up to 144 dB. It is an excellent general-purpose measurement microphone set suitable for high-definition audio measurements and other ultrasonic acoustic applications.
Low-noise free-field microphone
Extensive compatibility
Durable, reliable, and high-quality
CRY3401 Measurement Microphone Typical Frequency Response
The graph (right) shows the frequency response curves for 0° incidence in a free-field environment and the frequency response curves obtained using the electrostatic excitation method.
Technical Specifications
Technical specification
Field Type
Free-field
Noominal Sensitivity
15.8mV/Pa, -36±1.5dB re 1V/Pa
Frequency Response
4Hz to 40kHz±2dB
Polarization Voltage
0V
Dynamic Range(re.20uPa)
26dBA to 142dB
Operating Temperature
-20 to +60℃ (-4 to +140℉)
Temperature Stability
0.010dB/℃(-10 to +50℃) 0.006dB/℉(+14 to +122℉)
Static Pressure Stability
-0.01dB/kPa
Operating Humidity Range
0 to 90%RH no condensation
Humidity Stability
< 0.1dB (0 to 90%RH no condensation)
Pressure Equalization Vent
Side vented
IEC 61094-4 Type
WS3F
Height with Grid
10.5mm (0.413″)
Diameter with Grid
7mm (0.276″)
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Measure Sound Better
At CRYSOUND, we blend precision with passion. With over 25 years of experience in delivering high-quality acoustic measurement products, we are dedicated to providing advanced solutions that empower users to be the champions of audio test and detection solutions.