For example: Agilent E4440A or Anritsu 68369
Aeroflex
Aeroflex 56534-902A
Precision Fixed Coax Attenuator, DC to 18GHz, 6 dB
Category: Microwave Components
Aeroflex 56534-903Z
Precision Fixed Coax Attenuator DC to 18GHz, 10 dB
Category: Microwave Components
Aeroflex 56534-904H
Precision Fixed Coax Attenuator DC to 18GHz, 20 dB
Category: Microwave Components
Aeroflex 56534/902
Precision Fixed Coax Attenuator, DC to 18GHz, 6 dB
Category: Microwave Components
Aeroflex 56534/903
Precision Fixed Coax Attenuator DC to 18GHz, 10 dB
Category: Microwave Components
Aeroflex 56534/904
Precision Fixed Coax Attenuator DC to 18GHz, 20 dB
Category: Microwave Components
Aeroflex 6057B2
6057B2 5.5 GHz to 8.5 GHz Signal Generator
Category: Signal Gen/Synthesizers/Sweepers
Aeroflex 6058B
6058B 8.0 GHz to 12.4 GHz, Signal Generator
Category: Signal Gen/Synthesizers/Sweepers
Aeroflex 6311
10 MHz to 20 GHz Progrmbl Sweep Signal Generator
Category: Signal Gen/Synthesizers/Sweepers
Aeroflex 6313
10 MHz to 26.5 GHz Progrmbl Sweep Signal Generator
Category: Signal Gen/Synthesizers/Sweepers
Aeroflex 6841
1MHz-3GHz Scalar Anlyzr w/ 4.2GHz Spectrum Anlyz
Category: Signal Gen/Synthesizers/Sweepers
Aeroflex 6842
10MHz-8.4GHz Scalar Anlyzr w/ 20GHz Spectrum Anlyz
Category: Signal Gen/Synthesizers/Sweepers
Aeroflex 6843
10MHz-20GHz Scalar Anlyzr w/ 20GHz Spectrum Anlyz
Category: Signal Gen/Synthesizers/Sweepers