E5071C-008-1 Frequency offset mode

E5071C-TDR-2 Enhanced time domain analysis

E5071C-010 Time domain analysis

E5071C-790 Measurement Wizard Assistant software

E5071C-280     9 kHz to 8.5 GHz (without bias tees) 

E5071C-285     100 kHz to 8.5 GHz (with bias tees) 

E5071C-2K5  300 kHz to 20 GHz (with bias tees)