The ETHS9K1G-10K from Etrontimes Technology is a RF Spectrum Analyzer with Frequency 9 KHz to 1 GHz, Resolution Bandwidth 0.1 to 10 MHz, Analysis Bandwidth 50 MHz, Video Bandwidth 0.1 to 10 MHz, DANL -50 to -20 dBm/Hz. Tags: Analyzer with Screen. More details for ETHS9K1G-10K can be seen below.