<强>1/2"麦克风风，预极化
自由场麦克风专为高精度和高灵敏度测量而设计，频率响应范围为 5 Hz 至 20 kHz。
TYPE 4966
坚固稳定的自由场麦克风，专为高精度声学测量而设计。TYPE 4966专为测量而开发和完善，其中首选具有完整 20 kHz 带宽的高灵敏度麦克风，并针对保护栅的使用进行了优化。
麦克风 TYPE 4966 是预极化的，因此非常适合在电池供电设备和高湿度环境中使用。
| ½-inch Prepolarized Free-field Microphone Type 4966 | Data Sheets | English |
| Standard | IEC 61094 |
| Sound field | Free field |
| Polarization voltage | 0V |
| Sensitivity | 50 mV/Pa |
| Lower limiting frequency | 5 Hz |
| Higher limiting frequency | 20 kHz |
| Inherent noise | 14.6 dB(A) |
| Upper limiting of dynamic range | 144 dB |
| Diameter | 1/2 inch |
| Venting | Rear |
| Minimum Temperature | -30 °C |
| Maximum Temperature | 150 °C |
| Minimum Temperature | -22 °F |
| Maximum Temperature | 302 °F |
Being prepolarized, Type 4966 can be used with both CCLD* and classical Brüel & Kjær preamplifiers.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
This will bring together HBM, Brüel & Kjær, nCode, ReliaSoft, and Discom brands, helping you innovate faster for a cleaner, healthier, and more productive world.
