E5071C-280 2-port Test Set, 9 kHz to 8.5 GHz without Bias Tees
E5071C-010 Time domain analysis
E5071C-1E5 Add high stability timebase
E5071C-240 2-port Test Set 9kHz to 4.5GHz without bias tees
E5071C-440 4-port Test Set 9kHz to 4.5GHz without bias tees