The ETHS9K18G-200 from Etrontimes Technology is a RF Spectrum Analyzer with Frequency 9 KHz to 18 GHz, Resolution Bandwidth 0.1 to 10 MHz, Analysis Bandwidth 100 MHz, Video Bandwidth 0.1 to 10 MHz, DANL -75 to -60 dBm/Hz. Tags: Analyzer with Screen. More details for ETHS9K18G-200 can be seen below.