The Keysight 85051B verification kit has a 7 mm connector and covers a frequency range of 300 kHz to 18 GHz. This kit includes a 10 cm airline, stepped impedance airline, 20 dB and 50 dB attenuators. The verification kit is used with a Keysight 7 mm calibration kit and Keysight PNA series network analyzers.
Verification kits are used to verify that a network analyzer is operating within its specified performance. All verification kits include measurement data and uncertainties that are traceable to the U.S. National Institute of Standards and Technology (NIST).