The RSA5065 from RIGOL Technologies is a RF Spectrum Analyzer with Frequency 9 kHz to 6.5 GHz, Resolution Bandwidth 251 Hz to 3.21 MHz, Analysis Bandwidth 25 MHz, Real Time Bandwidth 40 MHz, DANL -159 to -120 dBm. Tags: Analyzer with Screen, USB / Computer Controlled. More details for RSA5065 can be seen below.