The R&S FSC3 from Rohde & Schwarz is a RF Spectrum Analyzer with Frequency DC to 3 GHz, Resolution Bandwidth 10 Hz to 3 MHz, DANL -146 dBm to -118 dBm, Third Order Intercept(TOI) 11 to 15 dBm, Dynamic Range 60 to 80 dB. Tags: Analyzer with Screen. More details for R&S FSC3 can be seen below.