Description
The NI PCI-4461 is a PC-based Dynamic Signal Analyzer (DSA) designed for a variety of applications including sound test, automotive test, NVH (Noise, Vibration, and Harshness) analysis, and machine condition monitoring. This baseboard model, identifiable by its part number 779307-01, is equipped with both input and output channels, supporting a total of 2 input channels and 2 output channels.
It boasts a high-resolution 24-bit ADC (Analog-to-Digital Converter), ensuring accurate data capture. The device offers flexible sampling rates, including 44.1 kS/s, 48.0 kS/s, 96.0 kS/s, and 192 kS/s, to accommodate various testing needs. With a dynamic range of 118 dB and a frequency range from DC to 92 kHz, the PCI-4461 ensures precise measurements across a wide bandwidth.
The system’s Total Harmonic Distortion (THD) is remarkably low at -107 dB, and it maintains amplitude levelness within ±0.1 dB, highlighting its accuracy and consistency in signal analysis. The device supports both analog and digital trigger types, offering flexibility in test setups and signal capture methodologies.
Physically, the PCI-4461 is compact, with dimensions of 6.3 x 3.9 inches and a weight of just 8.5 oz, making it easy to incorporate into various test environments. This combination of high performance, versatility, and compact size makes the NI PCI-4461 an ideal solution for professionals seeking reliable and accurate data acquisition and analysis capabilities.
| Specification | Detail |
|---|---|
| Part Number | 779307-01 |
| Category | PC-based DSA |
| Model | PCI-4461 |
| Description | NI PCI-4461 2AI 2AO, BASEBOARD |
| Application | Sound test, automotive test, NVH analysis, machine condition monitoring |
| Input Channels | 2 |
| Output Channels | 2 |
| ADC Resolution | 24-bit |
| Sampling Rates | 44.1 kS/s, 48.0 kS/s, 96.0 kS/s, 192 kS/s |
| Dynamic Range | 118 dB |
| Frequency Range | DC to 92 kHz |
| THD | -107 dB |
| Amplitude Levelness | ±0.1 dB |
| Trigger Types | Analog and Digital |
| Weight | 8.5 oz |
| Dimensions | 6.3 x 3.9 in
Question 1: What is the ADC resolution of the PCI-4461? Answer 1: 24-bit Question 2: What is the max sampling rate of the PCI-4461? Question 3: How many input and output channels does PCI-4461 have? Question 4: What applications is the PCI-4461 designed for? Question 5: What is the THD level of the PCI-4461? |



