The HP / Agilent 8901B Modulation Analyzer combines the capabilities of a frequency counter, distortion analyzer, modulation meter, and power meter to give complete, accurate characterization of modulated signals in the 150 kHz to 1300 MHz frequency range.
Options:
003 = Rear Panel External LO Connections
021 = Add Agilent 11722A Power Sensor, 100 kHz to 2.6 GHz, 10 microW to 1 W,