Additional Features: 50 kHz to 22 GHz Resolution of 1 kHz to 3 MHz in 1, 3 sequence. Input amplitude range is: - 109 dBm to + 30 dBm. Store and recall different control settings and trace displays Frequency accuracy is ± 2.7 MHz at 22 GHz Displayed average noise is less than - 88 dBm The Agilent 8592A Spectrum Analyzer is a light weight, compact and easy to use portable analyzer ideally suited for field or bench use. 4 control setup, everything else is automatic. It has built in preselector and comb filters. Over 100 functions can be programmed on the Agilent 9592A from 3 different optional computer interfaces.  and displayed average noise is less than - 88 dBm.