The Advantest R3265A is a swept-tuned spectrum analyzer with an analog-to-digital section for displaying and analyzing data. It operates in the following frequency, input, and display ranges; Frequency 100 Hz to 8 GHz; Input -140dbm to 30dbm; Display 95db. The analyzer is equipped with GPIB remote control and a memory card function for saving and recalling waveform data and panel settings. This unit is a great alternative to an HP 8595E or HP 8561E when budget constraints are an issue.