CRY3213 NVH Measurement Microphone
CRY3213 is a high-precision microphone specifically designed for demanding NVH testing. With an IP67 protection rating and an operating temperature range of –50°C to 125°C, it reliably performs in harsh environments such as high humidity, dust, and extreme temperatures, ensuring data accuracy in complex test conditions. It is an ideal solution for measuring powertrain noise, road noise, and wind noise in automotive applications.
Technical Specifications
Field Type
Free-field
Sensitivity(±2 dB)
50 mV/Pa, -26 dB re 1V/Pa
Frequency Response
3.15 Hz-20 kHz ±2 dB
Polarization Voltage
0 V
Capacitance@250Hz
15pF
Dynamic Range(re.20uPa)
17 dBA-136 dB
Pressure Equalization Vent
Rear vented
Output Impedance
< 50 Ω
Maximum Output Voltage
＞8.0 Vp
Power Supply
IEPE (2-20) mA, Typical: 4 mA
DC Bias Voltage
12 V± 2 V
Interface Type
BNC
Operating Temperature
–50 ℃ – +125 ℃
Storage Temperature
–25 ℃– +70 ℃
Operating Humidity
0-90% RH no condensation
Temperature Coefficient
–0.008 dB/°C, 0.004 dB/°F
Humidity Stability
< 0.1 dB (0 to 90%RH no condensation)
Static Pressure Stability
–0.01 dB/kPa
Protection Rating
IP67
TEDS
IEEE 1451.4
Main Features
- IP67
- Shock Resistance
- Power-on Indicator
- Operating Temp. Range: -50℃~125℃
Product Highlights
CRY3213 NVH Microphone Frequency Response
CRY3213 NVH Measurement Microphone delivers a flat frequency response of 3.15 Hz–20 kHz (±2 dB), enabling precise infrasound vibration measurement for full-bandwidth vehicle NVH testing. It meets R&D and quality control requirements with laboratory-grade accuracy.
