Rackmount Spectrum Analyzer MSA-45D Spectrum Analyzer and Display Monitor provides the optimum use of rack mount space for the mobile communications vehicle or fixed installation. In the 950-2150 MHz input position the MSA-45D displays the L-Band satellite signals for ease of identification of the satellite and maximizing the signal strength. A precision rotary encoder continuously tunes the entire bandwidth of the analyzer for a quick and accurate display. Display response to varying signal conditions is instantaneous. Hi-Resolution, Monochrome and color displays available.