... Analyzer,9kHz - 3GHz,-138dBm, RIGOL DSA1020 Desktop Spectrum Analyzer ModelDSA1030DSA1020Frequency Range9kHz - 3GHz9kHz - 2GHzDANL*1-138dBm-120dBmPhase Noise<- ... most demanding RF applications. It is widely used in the electronic manufacture and maintenance, RF education, R&D due to the ... , LAN (LXI C), VGA, optional USB-GPIB convertor RIGOL DSA1030 Desktop Spectrum Analyzer