Advantest / Spectrum Analyzer / R3267/01/61/62/65/67 Dynamic Range +30 dBm ~ -125 dBm Frequency Range 100 Hz ~ 8 GHz Input Impedance 50 ohms Residual FM <3 HzxHarmOrdp-p/.1sec Resolution Bandwidth 10 Hz ~ 10 MHz Video Bandwidth 1 Hz ~ 10 MHz