CRY3261-S01 Measurement Microphone Set
The CRY3261-S01 is a 1/2-inch free-field prepolarized measurement microphone and preamplifier set widely used in acoustic testing environments such as anechoic chambers and quiet rooms.
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The unique design of CRY3261-S01 allows it to have an extremely low self-noise, making it highly suitable for detecting and measuring ultra-low noise levels. Typical applications include measuring the self-noise of products, computer fan noise, transformer current noise, and evaluating environmental noise.
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| Technical Specification |
|---|
| Field Type | Free-field |
| Nominal Sensitivity | 354mV/Pa, -9±2dB re 1V/Pa |
| Frequency Response | 3.15Hz to 20kHz±3dB |
| Polarization Voltage | 0V |
| Dynamic Range(re.20uPa) | 7.5dBA to 115dB, Typical>6.5dBA |
| Operating Temperature | -20 to +60℃ (-4 to +140℉) |
| Temperature Stability | 0.012dB/℃ (-10 to +50℃) 0.007dB/℉ (+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 | Rear vented |
| IEC 61094-4 Type | WS2F |
| Output Impedance | < 20Ω |
| Maximum Output Voltage | >5.0Vrms |
| Current Source | IEPE (2mA to 10mA) |
| Typical Operating Current | 4mA |
| Interface Type | DB9 |
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