The RSA3030E from RIGOL Technologies is a RF Spectrum Analyzer with Frequency 100 KHz to 3 GHz, Resolution Bandwidth 2.51 KHz to 10 MHz, Real Time Bandwidth Up to 10 MHz, Video Bandwidth 1 Hz to 10 MHz, DANL -161 dBm. Tags: Analyzer with Screen. More details for RSA3030E can be seen below.