ICP® Water Resistant Array Microphone and preamplifier
- Nominal Microphone Diameter: 1/2"
- Sensitivity: 10 mV/Pa
- Inherent Noise: <30 dB(A) re 20 µPa
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Performance |
Nominal Microphone Diameter | 1/2" | 1/2" |   |
Frequency Response Characteristic (at 0° incidence) | Free-Field | Free-Field |   |
Frequency Response (±3 dB) | 20 to 16000 Hz | 20 to 16000 Hz |   |
Phase Match (50 Hz to 100 Hz) | ±5 ° | ±5 ° |   |
Phase Match (100 Hz to 3 kHz) | ±3 ° | ±3 ° |   |
Phase Match (3 kHz to 5 kHz) | ±5 ° | ±5 ° |   |
Phase Match (5 kHz to 10 kHz) | ±10 ° | ±10 ° |   |
Sensitivity (@ 250 Hz) | 10 mV/Pa | 10 mV/Pa |   |
Sensitivity (±3 dB) (@ 250 Hz) | -40 dB re 1 V/Pa | -40 dB re 1 V/Pa |   |
Inherent Noise (A Weighted) | <30 dB(A) re 20 µPa | <30 dB(A) re 20 µPa |   |
Dynamic Range (High) | 150 dB re 20 µPa | 150 dB re 20 µPa | [1][2]  |
Dynamic Range (3% Distortion Limit) | >143 dB re 20 µPa | >143 dB re 20 µPa |   |
TEDS Compliant | Yes | Yes | [3]  |
Standards Designation (IEC 60529) | IP55 | IP55 | [4]  |
Environmental |
Temperature Range (Operating) | +14 to +122 °F | -10 to +50 °C |   |
Temperature Effect on Output (-10 to +50 °C) | <0.7 dB | <0.7 dB | [2]  |
Influence of Axial Vibration ((1 m/s²)) | 60 dB re 20 µPa | 60 dB re 20 µPa | [2]  |
Electrical |
Excitation Voltage | 18 to 30 VDC | 18 to 30 VDC |   |
Constant Current Excitation | 2 to 20 mA | 2 to 20 mA |   |
Output Bias Voltage | 9 to 14 VDC | 9 to 14 VDC |   |
Output Impedance | <52 Ohm | <52 Ohm |   |
Physical |
Housing Material | Stainless Steel | Stainless Steel |   |
Electrical Connector (Output) | BNC Jack | BNC Jack |   |
Size - Diameter (overall) | .52 in | 13.2 mm |   |
Size - Length (overall) | 2.75 in | 69.9 mm |   |
Weight | 1.8 oz | 51.1 gm | [2]  |
All specifications are at room temperature unless otherwise specified.
Microphone - Safe Handling and Maintenance |
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Array microphone overview |
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Sound power measurements Part 1 |
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Sound power measurements Part 2 |
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