With the support of the common connector types type N, 3.5 mm and 2.92 mm, which are available as plug as well as socket, the calibration kits of the R&S ZN-Z1xx series are the intelligent solution for everyday VNA Calibration. The special model ZN-Z129E even extends the frequency range for 2.92 mm plugs up to 43.5 GHz. With the compact 4-in-1 design and small, lightweight form factor, they are always at hand, the complete set of calibration standards is always available. For traceable documentation of the calibration and VNA measurement, versions are available for each kit that are supplied with the DCV calibration documentation or that are certified according to the specifications of an accredited calibration.