PCI-4461 2输入/2输出 声音和振动设备

PCI-4461 2输入/2输出  声音和振动设备

PCI-4461是一款2输入/2输出（2i/2o）数据采集（DAQ）设备，专门设计用于采集和生成声音和振动信号。 它是由制造者 美国国家仪器 （NI）,模块化仪器仪表和数据采集解决方案的领 先供应商。PCI-4461可实现精 确记录，分析以及音频和振动数据的回放，迎合声学的广泛应用，振动分析，和信号处理。

主要特点：

高保真模拟输入：具有两个高保真模拟输入，具有宽动态范围和高信噪比，捕捉声音和振动信号中的细微细节。

用于信号生成的模拟输出：包括两个模拟输出，用于生成任意波形，支持音频信号的回放或振动模式的模拟。

采样率高达 100 kHz：支持高达 100 kHz 的采样率，捕获声音和振动信号中的高频分量。

板载信号调理：集成了板载信号调理功能，如增益调整和滤波，用于优化信号质量和降低噪声。

LabVIEW和MATLAB软件支持：与NI的LabVIEW图形化编程环境和MATLAB脚本语言兼容，用于数据采集、分析和可视化。

应用：

PCI-4461 2i/2o器件可在各个领域应用，包括：

声学：记录、分析和生成声音信号，用于音频信号处理、噪声测量和扬声器测试等应用。

振动分析：测量、分析和模拟振动信号，用于机器状态监测、结构分析和振动控制等应用。

信号处理：获取加工以及为滤波器设计等应用生成信号，系统识别，和算法开发。

Educational Projects: Providing a versatile platform for students and educators to learn about data acquisition,信号处理，以及使用 NI 硬件 和 软件 进行 声音 和 振动 分析。

研究与开发：使研究人员能够捕获，分析以及为各种研究和开发项目处理声音和振动数据。

技术规格：

PCI-4461 模 块 的 详细 技术 规范 在 不 可 访问 NI 文档 或 直接 与 NI 联系 的情况下 不 公开。然而根据可用信息和类似DAQ设备的典型特性，可以推断出一些通用规格：

模拟输入范围：±5 V

模拟输出范围：±10 V

采样率：高达 100 kHz

分辨率：16 位

信噪比：80分贝

工作温度：0°C 至 50°C

PCI-4461 2输入/2输出  声音和振动设备

The PCI-4461 is a 2 input /2 output (2i/2o) data acquisition (DAQ) device specifically designed to capture and generate sound and vibration signals. It is manufactured by National Instruments (NI), a leading provider of modular instrumentation and data acquisition solutions. The PCI-4461 enables accurate recording, analysis, and playback of audio and vibration data, catering to a wide range of applications in acoustics, vibration analysis, and signal processing.

Main features:

High-fidelity analog inputs: Two high-fidelity analog inputs with a wide dynamic range and high signal-to-noise ratio capture fine details in sound and vibration signals.

Analog outputs for signal generation: Includes two analog outputs for generating arbitrary waveforms, supporting playback of audio signals or simulation of vibration modes.

Sampling rates up to 100 kHz: Supports sampling rates up to 100 kHz to capture high-frequency components of sound and vibration signals.

Onboard signal conditioning: Integrated onboard signal conditioning functions such as gain adjustment and filtering are used to optimize signal quality and reduce noise.

LabVIEW and MATLAB software support: Compatible with NI's LabVIEW graphical programming environment and MATLAB scripting language for data acquisition, analysis, and visualization.

Applications:

PCI-4461 2i/2o devices can be used in a variety of applications, including:

Acoustics: Recording, analyzing, and generating sound signals for applications such as audio signal processing, noise measurement, and speaker testing.

Vibration analysis: Measurement, analysis and simulation of vibration signals for applications such as machine condition monitoring, structural analysis and vibration control.

Signal processing: acquisition processing and generation of signals for applications such as filter design, system identification, and algorithm development.

Educational Projects:  Providing a versatile platform for students and educators to learn about data acquisition, signal processing, Sound and vibration analysis using NI hardware and software.

Research and Development: enables researchers to capture, analyze, and process sound and vibration data for a variety of research and development projects.

Technical specifications:

The detailed technical specifications of the PCI-4461 modules are not made public without access to NI documentation or direct contact with NI. However, based on the available information and typical characteristics of similar DAQ devices, some general specifications can be inferred:

Analog input range: ±5 V

Analog output range: ±10 V

Sampling rate: up to 100 kHz

Resolution: 16 bits

Signal-to-noise ratio: 80 dB

Operating temperature: 0°C to 50°C

PCI-4461 2输入/2输出  声音和振动设备