The Agilent 8754A Network Analyzer, offers quality and value. The unit provides a range of 4 to 2600 MHz with a digital frequency readout that indicates start or center frequency with 1 MHz resolution. The Keysight Agilent HP 8754A, Network Analyzer, receiver provides 80 dB dynamic range in two independent measurement channels to allow simultaneous measurement of any two transmission or reflection parameters using a single test set-up. May be used with external sources.