Agilent 8753ES

30KHz to 3GHz RF Vector Network Analyzer.
Features; built-in S-parameter test set for complete forward and reverse
measurements, allowing you to completely characterize your component with
a single connection; Optional time domain and swept harmonic measurements
Mixer testing with frequency-offset capability; Optional step attenuator for
extended source output power range; 1Hz resolution built in synthesizer;
110dB dynamic range; -5 to +20dBm power range; and a Color display;
built-in floppy-disk drive. Standard 50ohm measurements with optional
75ohm. Option 11 deletes the internal test set and an external one is usually
required.
Requires AT-1185xx test port cables.
May also require a verification kit and a calibration kit (see below).