1/2" prepolarized free field condenser microphone, with 1/2" ICP® 426E01 preamplifier
- Nominal Microphone Diameter: 1/2"
- Frequency Response Characteristic: Free-Field
- Frequency Range: (±3dB) 3.15 to 40000 Hz
- Dynamic Range: 150 dB re 20 µPa
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| | English: | SI: | |
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| Performance |
| Nominal Microphone Diameter | 1/2" | 1/2" | |
| Frequency Response Characteristic | Free-Field | Free-Field | |
| Sensitivity | 12.6 mV/Pa | 12.6 mV/Pa | [3] |
| Sensitivity (±2 dB) | -38 dB re 1 V/Pa | -38 dB re 1 V/Pa | [3] |
| Frequency Range (±3 dB) | 3.15 to 40000 Hz | 3.15 to 40000 Hz | |
| Frequency Range (±2 dB) | 3.15 to 31500 Hz | 3.15 to 31500 Hz | |
| Frequency Range (±1 dB) | 5 to 16000 Hz | 5 to 16000 Hz | |
| Lower Limiting Frequency (3 dB) | 1.0 to 2.4 Hz | 1.0 to 2.4 Hz | |
| Inherent Noise | 22 dB(A) re 20 µPa | 22 dB(A) re 20 µPa | [1] |
| Dynamic Range (3% Distortion Limit) | 150 dB re 20 µPa | 150 dB re 20 µPa | [1] |
| TEDS Compliant | Yes | Yes | [2] |
| Environmental |
| Temperature Range (Operating) | -40 to +176 °F | -40 to +80 °C | |
| Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C)) | 0.003 dB/°F | 0.006 dB/°C | [1][3] |
| Static Pressure Coefficient | -.007 dB/kPa | -.007 dB/kPa | [1][3] |
| Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) | 0.002 dB/%RH | 0.002 dB/%RH | [1][3] |
| Influence of Axial Vibration (0.1g (1 m/s²)) | 66 dB re 20 µPa | 66 dB re 20 µPa | [1] |
| Electrical |
| Polarization Voltage | 0 V | 0 V | [4] |
| Excitation Voltage | 20 to 30 VDC | 20 to 30 VDC | |
| Constant Current Excitation | 2 to 20 mA | 2 to 20 mA | |
| Output Bias Voltage | 10 to 14 VDC | 10 to 14 VDC | |
| Maximum Output Voltage | ±7 Vpk | ±7 Vpk | |
| Output Impedance | <50 Ohm | <50 Ohm | |
| Physical |
| Housing Material | Stainless Alloy | Stainless Alloy | |
| Venting | Rear | Rear | [5] |
| Electrical Connector | BNC Jack | BNC Jack | |
| Mounting Thread (Grid) | 0.5 - 60 UNS | 0.5 - 60 UNS | |
| Size - Diameter (with grid) | 0.52 in | 13.2 mm | |
| Size - Diameter (without grid) | 0.50 in | 12.7 | |
| Size - Height (with grid) | 3.47 in | 88.3 mm | |
| Size - Height (without grid) | 3.46 in | 87.8 mm | |
| Weight | 1.59 oz | 45 gm | [1] |
All specifications are at room temperature unless otherwise specified.
| Microphone - Safe Handling and Maintenance |
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| Prepolarized vs. externally polarized microphones |
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| Sound power measurements Part 1 |
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| Sound power measurements Part 2 |
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| Comparison of 1/2" vs 1/4" condenser microphones |
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