The CLM-2500-KU from Avcom is a RF Spectrum Analyzer with Frequency 5 MHz to 14.5 GHz, Resolution Bandwidth 10 kHz, 100 kHz, 300 kHz, 1 MHz, Amplitude 0 to -85 dBm, Power 9 W, Dynamic Range 50 dBm. Tags: USB / Computer Controlled. More details for CLM-2500-KU can be seen below.