The Siglent SSA3021X spectrum analyzer offers a frequency range of 9 KHz to 2.1GHz. With light weight, small size, and friendly user interface, the ssa3021x has a large 10.1 lnch WVGA bright easy to read display, can do powerful and reliable automatic measurements, and plenty of impressive features. Applications include research and development, education, production, maintenance, and pre-compliance testing.