For example: Agilent E4440A or Anritsu 68369

Adapters

Adapters are devices or connectors used to facilitate compatibility and connection between different types of equipment or components, enabling seamless integration and functionality.

Manufacturers: BK Precision, Exfo, Keysight / Agilent, Fluke Networks, Anritsu, Rohde and Schwarz, Hioki, Advantest, Fluke, Tektronix, SBC, Macom, Dranetz-BMI, Vitrek, Pasternack, Lecroy, Pomona Electronics, Keithley Instruments