实验室标准传声器专为作为参考传声器使用而设计，在1Hz至20kHz的频率范围内提供极高的稳定性。
4180 型
4160型和4180型都是用于实验室标准应用和耦合器测量的稳定性高电容传声器。
4180型是为了满足对实验室标准½“话筒日益增长的需求而开发的，该传声器能够在更高频率和更高声压水平下进行测量。它经过设计，符合实验室标准传声器标准的最新草案。4160型和4180型均随附单独的校准图表。
| Standard | IEC 61094 |
| Sound field | Pressure field |
| Polarization voltage | 200V |
| Sensitivity | 12.5 mV/Pa |
| Lower limiting frequency | 1 Hz |
| Higher limiting frequency | 20 kHz |
| Inherent noise | 18 dB(A) |
| Upper limiting of dynamic range | 160 dB |
| Diameter | 1/2 inch |
| Venting | Side |
| Maximum Temperature | 50 °C |
| Maximum Temperature | 122 °F |
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.