The Keysight N9010B 10 Hz - 26.5 GHz EXA Signal Analyzer is a high-performance benchtop spectrum analyzer designed for precise measurement and analysis of signals in the frequency range of 10 Hz to 26.5 GHz. With a resolution bandwidth range of 1 Hz to 3 MHz and displayed average noise level of -163 dBm at 1 GHz, this instrument offers exceptional accuracy and sensitivity for a wide range of applications. The product also includes installed options B25 and a video bandwidth range of 1 Hz to 3 MHz, providing users with a versatile and reliable tool for their measurement needs. Made in Malaysia by Keysight, a well-known brand in the industry, the N9010B is a top choice for professionals in signal and spectrum analysis.