PCB-377A15
1 in prepolarized pressure microphone
- Nominal Microphone Diameter: 1"
- Frequency Response Characteristic: Pressure
- Frequency Range: (+/-2dB)5 to 8000 Hz
- Inherent Noise: 10 dB(A) re 20 µPa
- Dynamic Range: >150 dB re 20 µPa
Specification Notes
[1] Typical.
[2] re 250 Hz
[1] Typical.
[2] re 250 Hz
[1] Typical.
[3] Prepolarized
[1] Typical.
[4] See PCB Declaration of Conformance PS167 for details.
| English: | SI: | ||
|---|---|---|---|
| Performance | |||
| Nominal Microphone Diameter | 1" | 1" | |
| Frequency Response Characteristic | Pressure | Pressure | |
| Open Circuit Sensitivity (+/-2 dB) | -26 dB re 1 V/Pa | -26 dB re 1 V/Pa | [2] |
| Open Circuit Sensitivity | 50 mV/Pa | 50 mV/Pa | [2] |
| Frequency Range (+/-2 dB) | 5 to 8000 Hz | 5 to 8000 Hz | |
| Lower Limiting Frequency | 1 to 3 Hz | 1 to 3 Hz | |
| Resonant Frequency (90° Phase Shift) | 8600 Hz | 8600 Hz | [1] |
| Inherent Noise | 10 dB(A) re 20 µPa | 10 dB(A) re 20 µPa | [1] |
| Inherent Noise | <11.5 dB(A) re 20 µPa | <11.5 dB(A) re 20 µPa | |
| Dynamic Range (3% Distortion Limit) | >150 dB re 20 µPa | >150 dB re 20 µPa | |
| Standards Designation (IEC 61094-4) | WS1P | WS1P | |
| Environmental | |||
| Temperature Range (Operating) | -40 to +248 °F | -40 to +120 °C | |
| Temperature Coefficient of Sensitivity (+14 to +122°F (-10 to +50°C)) | +0.006 dB/°F | +0.01 dB/°C | [1] [2] |
| Static Pressure Coefficient | -0.012 dB/kPa | -0.012 dB/kPa | [1] [2] |
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) | +/-0.001 dB/%RH | +/-0.001 dB/%RH | [2] |
| Influence of Axial Vibration (0.1g (1 m/s²)) | 66.5 dB re 20 µPa | 66.5 dB re 20 µPa | [1] |
| Electrical | |||
| Capacitance | 45 pF | 45 pF | [1] |
| Polarization Voltage | 0 V | 0 V | [3] |
| Physical | |||
| Housing Material | Stainless Alloy | Stainless Alloy | |
| Venting | Rear | Rear | |
| Mounting Thread (Preamplifier) | 0.9098-60 UNS | 23.11mm-60 UNS | |
| Mounting Thread (Grid) | 0.9098-60 UNS | 23.11mm-60 UNS | |
| Size - Diameter (with grid) | 0.936 in | 23.77 mm | |
| Size - Diameter (without grid) | 0.936 in | 23.77 mm | |
| Size - Height (with grid) | 0.748 in | 19 mm | |
| Size - Height (without grid) | 0.668 in | 17 mm | |
| Weight | 1.08 oz | 30.6 gm | [1] |
* All specifications are at room temperature unless otherwise specified.
Accessories
| Supplied | ||
| ACS-20 | Calibration of precision condenser microphones | 1 |
PCB-377A15
