Keysight-Agilent 3588A-001-003
Full baseband and IF frequency coverage from 10 Hz to 150 MHz
Accurate measurement of noise, S/N, power, and frequency
Superb frequency resolution to separate signals in high-density channels
Amplitude accuracy of +/- 0.25 dB (typical)
Narrowband zoom is fast enough to show you spurious signals from hopping carriers
HP Instrument BASIC provides automated signal monitoring and measurement
Built-in frequency counter for quick signal identification