HP / Keysight / Agilent 5350A Overview INPUT 1: Frequency Range: 10 Hz to 20 GHz Sensitivity: 500 MHz to 12.4 GHz: -25 dBm, 12.4 GHz to 20 GHz: -20 dBm Maximum Input: +7 dBm Resolution: 1 Hz to 1 MHz selectable INPUT 2: Frequency Range: 10 Hz to 525 MHz Sensitivity: 50 ohms: 10 MHz to 525 MHz, 25 mV rms, 1 Mohm: 10 Hz to 80 MHz, 25 mV rms Maximum Input: 50 ohms: + 10 dBm; 1 Mohm: 1V rms Coupling: AC Connector: Replaceable fuse, type BNC (female) Impedance: selectable 1 Mohm nominal shunted by <70 pF or 50 ohm nominal Resolution: Selectable, 1 Hz to 1 MHz High Resolution: 1 Mohm mode: 0.001 Hz for <100 kHz input; 0.01 Hz for <1 MHz input; 0.1 Hz for <10 MHz input; 1 Hz for >10 MHz input: 1-second gate.