PCB Piezotronics
PCB Piezotronics 376A31 377C01 With Patented 426A14
PCB Piezotronics · Acoustics & Microphone
Model 376A31:Patented phantom powered 48V, 24V or 12V, 377C01 microphone and 426A14 preamplifier system
Key Features
Model 376A31:Patented phantom powered 48V, 24V or 12V, 377C01 microphone and 426A14 preamplifier system
- Nominal Microphone Diameter: 1/4"
- Frequency Response Characteristic: Free-Field
- Frequency Range: (+2 / -3dB)4 to 100000 Hz
- Dynamic Range: 165 dB re 20 µPa
Spesifikasi
| Nominal Microphone Diameter | 1/4" |
|---|---|
| Frequency Response Characteristic (at 0° incidence) | Free-Field |
| Sensitivity (±3 dB) | -54 dB re 1 V/Pa / [2] |
| Sensitivity | 2.0 mV/Pa / [2] |
| Frequency Range (+2 / -3 dB) | 4 to 100000 Hz |
| Frequency Range (±2 dB) | 5 to 80000 Hz |
| Frequency Range (±1 dB) | 7 to 12500 Hz |
| Lower Limiting Frequency (3) | 0.75 to 4.0 Hz |
| Inherent Noise | 40 dB(A) re 20 µPa / [1] [3] |
| Dynamic Range (3% Distortion Limit) | 165 dB re 20 µPa / [1] |
| Temperature Range (Operating) | -40 to +149 °F / -40 to +65 °C |
| Temperature Coefficient of Sensitivity (+14 to +149°F (-10 to 65°C)) | 0.003 dB/°F / 0.006 dB/°C / [1] [2] |
| Static Pressure Coefficient | -0.009 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)) | 60 dB re 20 µPa / [1] |
| Polarization Voltage | 0 V / [4] |
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