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PCBセンサ・オンラインストア > 製品詳細 |
| Performance | ||
|---|---|---|
| Nominal Microphone Diameter | 1/4" | |
| Frequency Response Characteristic (at 0° incidence) | Free-Field | |
| Sensitivity (±2 dB) | -26 dB re 1 V/Pa | [3] |
| Sensitivity | 50 mV/Pa | [3] |
| Frequency Range (±2 dB) | 12 to 20000 Hz | |
| Frequency Range (±1 dB) | 20 to 10000 Hz | |
| Frequency Range (±5 dB) (Random Incidence) | 5 to 20000 Hz | |
| Frequency Range (±2 dB) (Random Incidence) | 12 to 10000 Hz | |
| Lower Limiting Frequency (3) | 5 to 10 Hz | |
| Inherent Noise | 22 dB(A) re 20 µPa | [1] [4] |
| Inherent Noise | ≤25 dB(A) re 20 µPa | [4] |
| Dynamic Range (3% Distortion Limit) | 123 dB re 20 µPa | [1] |
| TEDS Compliant | Yes | [2] |
| Environmental | ||
| Temperature Range (Operating) | -20 to +60 °C | |
| Temperature Coefficient of Sensitivity | 0.01 dB/°C | [1] [3] |
| Static Pressure Coefficient | -0.01 dB/kPa | [1] [3] |
| Humidity Coefficient of Sensitivity (0 to 90%, non-condensing) | ±0.005 dB/%RH | [3] |
| Influence of Axial Vibration (0.1g (1 m/s²)) | 60 dB re 20 µPa | [1] |
| Electrical | ||
| Polarization Voltage | 0 V | [5] |
| Excitation Voltage | 20 to 32 VDC | |
| Constant Current Excitation | 4 to 20 mA | |
| Output Bias Voltage | 15 to 16.5 VDC | |
| Maximum Output Voltage | ±2.25 Vpk | |
| Output Impedance | <100 Ohm | |
| Physical | ||
| Housing Material | Stainless Alloy | |
| Venting | Rear | [6] |
| Electrical Connector | 10-32 Jack | |
| Mounting Thread (Grid) | M6.5x0.3 – 4g | |
| Size - Diameter (with grid) | 7.0 mm | |
| Size - Diameter (without grid) | 7.0 mm | |
| Size - Height (with grid) | 79.6 mm | |
| Size - Height (without grid) | 78.4 mm | |
| Weight | 12.0 gm | [1] |
| ACS-187 |
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