Advantest R4131D – 10kHz to 3.5GHz Spectrum Analyzer

Advantest R4131D,”This spectrum analyzer covers a frequency range from 10 kHz to 3.5 GHz, making it suitable for evaluating RF signals across communication, broadcast, and industrial applications. It provides high-resolution spectrum displays with low noise floors and fast sweep capabilities, enabling accurate signal identification and analysis. Key features include marker functions, bandwidth filtering, and amplitude measurements with high precision. The intuitive control panel and color display support easy navigation and data interpretation. Engineers use it to troubleshoot RF systems, verify component performance, and perform pre-compliance testing. The unit includes a range of analysis tools such as occupied bandwidth, adjacent channel power, and spurious emission measurement. With interfaces like GPIB, the analyzer integrates easily into automated setups. Its durable construction and stable performance make it reliable in both lab and field settings. Built-in storage and print capabilities assist in documentation and reporting. This analyzer is essential in R&D, QA, and service environments where signal visibility and frequency accuracy are critical for effective RF development and validation.”