The Agilent 8562A / HP 8562A spectrum analyzer puts high performance, synthesized technology into a lightweight, portable package. Ruggedized to military specifications, this analyzer is engineered to survive harsh field conditions. This unit performs a wide variety of jobs from communication system and component testing to radar and millimeter measurements. The 8562A has a frequency range of 1 kHz to 22 GHz with microwave preselection. External mixers extend the range to 325 GHz.