CRY3261-S02 Free-Field Microphone Set, 1/2″, 450mV/Pa
The CRY3261-S02 free-field pre-polarized measurement microphone features an exceptionally low self-noise level of 6.0 dBA, making it an ideal choice for detecting and measuring ultra-low noise levels. Its high sensitivity and wide frequency range ensure accurate and reliable performance in demanding acoustic measurement applications.
Technical Specifications
Field Type
Free-field
Noominal Sensitivity
450 mV/Pa, -7 dB±2dB re 1V/Pa
Frequency Response
10 Hz to 16kHz ±2dB; 6 Hz to 20kHz ±3dB
Polarization Voltage
0 V
Dynamic Range Lower Limit
6.0 dBA，Typical:<5.5 dB
Dynamic Range Upper Limit(re.20uPa)
100 dB（20Hz - 8kHz）; 85 dB（8kHz - 20kHz）
Power Supply
4mA -20mA, typical 4mA
Operating Temperature
-20℃ to +60℃ (-4℉ to +140℉)
Temperature Stability
0.012 dB/℃ (-10℃ to +50℃); 0.008 dB/℉ (+14℉ to +122℉)
Static Pressure Stability
-0.01 dB/kPa
Operating Humidity Range
< 0.1 dB (0 to 90%RH no condensation)
Humidity Stability
< 0.1 dB (0 to 90%RH no condensation)
Pressure Equalization Vent
Rear vented
IEC 61094-4 Type
WS2F
Output Impedance
35 Ω
Interface Type
BNC
Main Features
- 6.0dBA Ultra low-noise
- Extensive compatibility
- Durable, reliable, and high-quality
Product Highlights
CRY3261-S02 Measurement Microphone Set Typical Frequency Response
The graph (right) shows the frequency response curves obtained using the electrostatic excitation method.
