The Keysight 85031B is a precision 7 mm calibration kit designed for vector network analyzers (VNAs) operating in the DC to 6 GHz frequency range. This kit features high-performance APC-7 genderless connectors and is primarily used to perform full one-port or two-port calibrations (SOLT method) to minimize systematic measurement errors.

Specifications

General

ParameterValue
InterfacesNone (passive mechanical standards)
Frequency RangeDC to 6 GHz
Nominal Impedance50 Ω
Connector TypeAPC-7 (7 mm)
Connector GenderGenderless (APC-7)
Calibration Method SupportSOLT (Short-Open-Load-Thru)
Compatible Vector Network AnalyzersKeysight / Agilent VNAs (with APC-7 test ports or appropriate adapters)
Included AccessoriesCollet extractor tool, storage case

Physical

ParameterValue
Power SupplyNone (passive mechanical standards)
Operating Temperature15 to 35 °C
Dimensions (W×H×D)229 mm x 51 mm x 140 mm
Weight0.7 kg

Open Standard

ParameterValue
Open Standard Part Number85031-60001 (dual-ended open/short unit)
Open Frequency RangeDC to 6 GHz
Open Electrical Delay0 ps
Open C0 Coeff (10^-15 F)92.85
Open C1 Coeff (10^-27 F/Hz)0.0
Open C2 Coeff (10^-36 F/Hz^2)0.0
Open C3 Coeff (10^-45 F/Hz^3)0.0

Short Standard

ParameterValue
Short Standard Part Number85031-60001 (dual-ended open/short unit)
Short Frequency RangeDC to 6 GHz
Short Electrical Delay0 ps
Short L0 Coeff (10^-12 H)0.0
Short L1 Coeff (10^-24 H/Hz)0.0
Short L2 Coeff (10^-33 H/Hz^2)0.0
Short L3 Coeff (10^-42 H/Hz^3)0.0

Load Standard

ParameterValue
Broadband Load Standard Part Number85031-60002
Broadband Load Quantity2
Broadband Load Frequency RangeDC to 6 GHz
Broadband Load Return Loss≥ 40 dB (DC to 6 GHz)
Broadband Load Impedance50 Ω

Environmental & Physical

ParameterValue
Recommended Calibration Cycle1 year

Open Standard Specifications

ParameterValue
Open Phase Deviation±1.5° from nominal

Short Standard Specifications

ParameterValue
Short Phase Deviation±1.0° from nominal

Environmental

ParameterValue
Calibration Temperature Range20 °C to 26 °C
Storage Temperature Range-40 °C to +75 °C

Technology

Coaxial RF/Microwave Calibration

Applications

VNA System Calibration