Agilent/HP / Spectrum Analyzer / 8593ERange -129 dBm ~ +50 dBm Frequency Range 9 kHz ~ 22 GHz Frequency Reference Accuracy +/- 2ppm / Input Impedance 50 ohms Other Features -105 dBc/H Residual FM -90 dBc/Hz Resolution Bandwidth 1 kHz ~ 3 MHz Video Bandwidth 30 Hz ~ 1 MHz