½英寸压力场传声器，预极化，3 HZ – 10 KHZ
专为耦合腔测量和车内测量（符合ANSI标准）设计的压场传声器，频率范围为3 Hz至10 kHz。
4953 型
这款高灵敏度压力场传声器针对压力场响应进行了优化，适用于耦合腔测量或靠近硬表面的应用。
| ½-inch Prepolarized Pressure-field Microphone - Type 4953 | Data Sheets | English |
| Standard | ANSI S1.4 |
| Sound field | Pressure field |
| Polarization voltage | 0V |
| Sensitivity | 50 mV/Pa |
| Lower limiting frequency | 3 Hz |
| Higher limiting frequency | 10 kHz |
| Inherent noise | 16 dB(A) |
| Upper limiting of dynamic range | 146 dB |
| Diameter | 1/2 inch |
| Venting | Rear |
| Minimum Temperature | -30 °C |
| Maximum Temperature | 150 °C |
| Minimum Temperature | -22 °F |
| Maximum Temperature | 302 °F |
The frequency response of Type 4953 has been carefully designed in such a way that this microphone also has a good random incidence response, making it suitable for in-cabin noise measurements up to 10 kHz, for instance in the automotive industry.
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.
