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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 | Pressure | |
| Open Circuit Sensitivity (±3 dB) | -72 dB re 1 V/Pa | [2] |
| Open Circuit Sensitivity | 0.25 mV/Pa | [2] |
| Frequency Range (±2 dB) | 4 to 20000 Hz | |
| Lower Limiting Frequency (-3 dB) | 0.5 to 3.0 Hz | |
| Resonant Frequency (90° Phase Shift) | 48900 Hz | [1] |
| Inherent Noise | <60 dB(A) re 20 µPa | |
| Dynamic Range(3% Distortion Limit) | 182 dB re 20 µPa | [1] |
| Maximum Sound Pressure Level(Peak) | >194 dB re 20 µPa | |
| Environmental | ||
| Temperature Range (Operating) | -40 to +120 °C | |
| Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C)) | 0.007 dB/°C | [1] [2] |
| Static Pressure Coefficient | -0.001 dB/kPa | [1] [2] |
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) | ±0.001 dB/%RH | [2] |
| Influence of Axial Vibration (0.1g (1 m/s²)) | 72 dB re 20 µPa | [1] |
| Electrical | ||
| Capacitance (Polarized) | 4.6 pF | [1] |
| Polarization Voltage | 0 V | [3] |
| Physical | ||
| Housing Material | Stainless Alloy | |
| Venting | Rear | |
| Mounting Thread | 5.7 mm - 60 UNS | |
| Mounting Thread | 6.35 mm - 60 UNS | |
| Size - Diameter (with grid) | 7.0 mm | |
| Size - Diameter (without grid) | 6.4 mm | |
| Size - Height (with grid) | 10.4 mm | |
| Size - Height (without grid) | 9.1 mm | |
| Weight | 1.7 gm | [1] |
| ACS-20 | 校正データ |
|---|
