{"id":32201,"date":"2026-04-15T11:55:30","date_gmt":"2026-04-15T03:55:30","guid":{"rendered":"https:\/\/essenceinstrument.com\/?post_type=product&p=32201"},"modified":"2026-04-15T13:07:08","modified_gmt":"2026-04-15T05:07:08","slug":"usb-4431","status":"publish","type":"product","link":"https:\/\/essenceinstrument.com\/ru\/product\/usb-4431","title":{"rendered":"USB-4431"},"content":{"rendered":"

The USB-4431 is designed for sound and vibration measurements. Input channels incorporate integrated electronic piezoelectric (IEPE) signal conditioning for accelerometers and microphones. The four USB-4431 input channels simultaneously digitize input signals. The analog output (AO) channel is ideal for stimulus-response tests and can be synchronized to the AI channels.<\/p>\n

Applications and Use Cases of USB-4431<\/strong><\/span><\/h3>\n

The USB-4431 Dynamic Signal Acquisition Device is a dynamic signal acquisition device designed for high-accuracy sound and vibration measurements<\/strong>. It provides simultaneous sampling, high dynamic range, and built-in signal conditioning<\/strong>, making it ideal for acoustic and vibration analysis applications.<\/p>\n

1. Sound and Vibration Measurement<\/strong>
USB-4431 is used to acquire acoustic and vibration signals with high precision for detailed analysis.<\/p>\n

2. NVH Testing<\/strong>
Widely applied in automotive and aerospace industries for noise, vibration, and harshness analysis.<\/p>\n

3. Structural Health Monitoring<\/strong>
Used to monitor structural conditions by analyzing vibration patterns and detecting faults.<\/p>\n

4. Acoustic Testing & Audio Analysis<\/strong>
Supports speaker testing, audio system evaluation, and sound quality analysis.<\/p>\n

5. Machine Condition Monitoring<\/strong>
Monitors machinery vibration to identify wear, faults, and maintenance needs.<\/p>\n

6. Modal and Frequency Analysis<\/strong>
Performs dynamic system analysis, including frequency response and modal testing.<\/p>\n

7. Research & Laboratory Applications<\/strong>
Used in laboratories for acoustic and vibration research, system validation, and experimentation.<\/p>","protected":false},"excerpt":{"rendered":"

Maximum Number of Differential Analog Input Channels: 4
\nNumber of Analog Output Channels: 1
\nBus Connector: USB 2.0
\nAnalog Input Coupling: AC\/DC
\nMaximum Sample Rate: 102.4 kS\/s
\nHighpass Filter Cut-Off Frequency: 0.8 Hz
\nFront Connection Type: BNC, BNC, BNC, BNC, BNC<\/p>","protected":false},"featured_media":32203,"template":"","meta":{"_acf_changed":false},"product_brand":[18],"product_cat":[674],"product_tag":[],"class_list":{"0":"post-32201","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-national-instruments","7":"product_cat-pci-module","9":"first","10":"instock","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"acf":[],"yoast_head":"\nNI USB-4431 Sound and Vibration Device 780164-01 - Special Price<\/title>\n<meta name=\"description\" content=\"USB-4431 is designed for sound and vibration measurements. 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