Keysight N9910X is the FieldFox RF and microwave accessories family. It comprises option-coded accessories for use with Keysight FieldFox handheld analyzers, covering interconnect, passive components, calibration, and mechanical/carry items. Specifications are option-dependent.

Specifications

Family Scope and Compatibility

ParameterValue
Product Family DescriptionRF/microwave accessory family for Keysight FieldFox handheld analyzers; specifications vary by option
Accessory Categories CoveredRF coaxial interconnects, passive RF components, calibration kits/standards, mechanical/carrying accessories (option-dependent)
Option/Model Numbering SchemeN9910X-xxx, where the three-digit suffix defines the specific accessory
Compatible Instruments/SeriesKeysight FieldFox handheld analyzers (model- and option-dependent)
Compatible Frequency RangesAccessory-dependent; selections available to match the FieldFox instrument’s installed frequency option
Application CompatibilityAccessory-dependent; selections exist for cable/antenna test, spectrum analysis, and vector network analysis use with FieldFox
Notes on Required OptionsSome accessories require specific FieldFox options or connector types (e.g., VNA capability, port connector gender)

Coaxial Cables (Performance)

ParameterValue
Cable Types AvailablePhase-stable test cables and general-purpose coaxial cables (option-dependent)
Coaxial Cable Impedance50 Ω (option-dependent)
Coaxial Cable LengthsVarious standard lengths; defined per option
Coaxial Cable Insertion LossSpecified per cable and length; option-dependent
Coaxial Cable VSWR/Return LossSpecified per cable type; option-dependent
Phase Stability vs FlexureSpecified for phase-stable cable options; option-dependent
Amplitude Stability vs FlexureSpecified for phase-stable cable options; option-dependent
Minimum Bend RadiusDefined per cable option

RF Passive Components

ParameterValue
RF Passive Component TypesAdapters, attenuators, terminations (option-dependent)
Passive Component Impedance50 Ω (option-dependent)
Passive Component Frequency RangeDefined per accessory; option-dependent
Passive Component VSWR/Return LossDefined per accessory; option-dependent
Attenuator ValuesFixed attenuation values available; option-dependent
Attenuation AccuracySpecified per attenuator option
Passive Power Handling (CW)Specified per accessory; option-dependent

Calibration Kits and Standards

ParameterValue
Calibration MethodSOLT calibration kits available (option-dependent)
Calibration Kit Connector TypesMatches FieldFox port type; connector/gender option-dependent
Calibration Kit Frequency RangeDefined per kit; option-dependent
Standards IncludedOpen, Short, Load, Thru (option-dependent)
Load Return Loss (Cal Kit)Specified per kit; option-dependent
Torque Wrench ValueSpecified per connector size; provided in kit documentation

Mechanical and Carrying Accessories

ParameterValue
Mechanical/Carrying AccessoriesSoft cases, transit/carry options; defined per accessory code
Mechanical Accessory MaterialsMaterials vary by accessory (fabric, foam, molded components)
Mechanical Accessory DimensionsOption-dependent; listed per accessory
Mechanical Accessory WeightOption-dependent; listed per accessory

Electrical Power (for Active Accessories)

ParameterValue
Input Voltage (Active Accessories)If applicable to an accessory, electrical input specs are defined per option
Power Consumption (Active Accessories)Defined per powered accessory; option-dependent

Active Accessories

ParameterValue
Supported Operating Systems (Active)For accessories that require drivers/software, OS support is defined per option
Interface Type (Active)If applicable (e.g., USB), defined per accessory option

Environmental and Reliability

ParameterValue
Operating Temperature (Accessory)Defined per accessory; suitable for FieldFox portable field use (option-dependent)

Ordering and Configuration

ParameterValue
Base Model NumberN9910X

Applications

Accessories supporting FieldFox cable & antenna test, spectrum analysis, and vector network analysis modes (option-dependent).