5 kHz

Rohde & Schwarz FPL1003 Spectrum Analyzer: 5 kHz – 3 GHz, FPL1000 Series, high-performance spectrum analysis, frequency range up to 3 GHz, resolution bandwidths from 1 Hz to 10 MHz, DANL down to -163 dBm, ideal for RF testing, EMC measurements, and signal analysis.