The Agilent/Keysight 16085A is a benchtop test fixture and terminal adapter designed to enable precise impedance measurements across a wide range of Agilent/Keysight LCR meters and impedance analyzers. It provides a reliable electrical interface between the device under test and the measurement instrument, converting standard 4-terminal pair instrument outputs to 7mm terminal configuration for seamless integration with test fixtures requiring this interface.
Technical Specifications
• Frequency Range: DC to 40 MHz
• DC Bias Voltage: −40 V to +40 V
• Operating Temperature: 0 to 55 °C
• Connector Configuration: 4-terminal pair input; 7mm terminal output
– Key Features
• Terminal adapter converts standard 4-terminal pair configuration to 7mm terminals
• Supports DC bias application during impedance measurements
• Wide frequency coverage from DC through 40 MHz
• Operating temperature aligned with compatible measurement instruments
– Typical Applications
• Component impedance characterization and analysis
• DC bias-dependent impedance measurements
• Device testing requiring 7mm terminal connectivity
– Compatibility & Integration
The 16085A is compatible with the following Agilent/Keysight measurement instruments:
• 4194A LCR Meter
• 4263B Impedance Analyzer
• 4278A Capacitance Meter
• 4279A Impedance Analyzer
• 4284A LCR Meter
• 4285A LCR Meter
• E4980A LCR Meter
A user manual is available for detailed integration and operating procedures.


















