CCLD，A计权传声器前置放大器
设计用于消除车内测量时由身体轰鸣和道路噪声引起的低频干扰。
2699 型
2699型使用内置A计权滤波器，以消除由车身轰鸣和道路噪音引起的低频干扰，否则这些干扰会在车内测量中成为误差来源。其坚固紧凑的设计意味着您可以在各种环境条件下使用2699型。
| Polarization | CCLD |
| Lower frequency | 10 Hz |
| Higher frequency | 20 kHz |
| Diameter | 1/2 inch |
| Minimum Temperature | -20 °C |
| Maximum Temperature | 60 °C |
| Minimum Temperature | -4 °F |
| Maximum Temperature | 140 °F |
| Connector | BNC |
| Calibration facility | None |
| Product Code | Description |
|---|---|
AO-0087-D-004-
|
Cable BNC(M) to (M), 0.4m, coax |
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.