... 4.central frequency.:200KHz Spectrum analyzer,/500MHz spectrum analyzer,SM-5005Specifications: Input frequency response0.15-500MHz, 3dBDisplay accuracy ... ΩPower supply220V/110V +/-10%; 50Hz/60HzTracing signal generator(SM-5006 only)Input frequency response0.15-500MHz, 3dBOutput level ... are subjecto to change without pror notice. Spectrum analyzer SM-5005,500Mhz testing frequency range,SM-5005 RF