Advantest U4941,”This RF field analyzer is designed for portable spectrum analysis from 9 kHz to 2.2 GHz, supporting a broad range of wireless communication and broadcast testing tasks. It features a compact and rugged design, ideal for outdoor field use. The instrument delivers high dynamic range and frequency accuracy, allowing for detailed spectrum investigations in various environments. It is equipped with a large color display that offers high visibility under sunlight, and the user interface is designed for rapid deployment with minimal training. The analyzer supports a wide span range and fine resolution bandwidth control, enabling precise measurements in complex spectral environments. Built-in preamplifier and attenuation settings ensure versatility in capturing both weak and strong signals. It includes features like channel power, occupied bandwidth, and adjacent channel power measurements, making it useful for regulatory compliance testing and maintenance of wireless systems. The unit is battery-powered for mobile operation, and it includes PC connectivity for data transfer and reporting. Engineers working in cellular base station verification, interference hunting, or RF planning will find this analyzer invaluable due to its portability, accuracy, and ease of use in field measurement scenarios.”
NIST Traceable Calibration
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