Agilent/Keysight 16081A

The Agilent/Keysight 16081A is an external bias fixture that applies DC voltage or current to a Device Under Test during impedance measurements. It extends the measurement capabilities of compatible LCR meters and impedance analyzers, enabling characterization of components and materials under specific operating conditions that demand external bias application.

Technical Specifications

• DUT Connection: 2-terminal or 4-terminal connection depending on configuration and measurement type, minimizing contact and lead impedance errors


• Bias Application: Applies external DC voltage bias or DC current bias; maximum values determined by external source and fixture limits


• Frequency Range: DC to specified upper limit (dependent on model)


• Connectors: BNC connectors for DC bias input/output and monitoring; specialized terminals for DUT connection


• Impedance Characteristics: Low-impedance path for measurement signals to ensure measurement accuracy

Key Features

• Dual bias capability - voltage or current application to DUT


• Multi-terminal connection options for flexible measurement configurations


• BNC-based bias input interface


• Benchtop form factor with integrated low-impedance design

Typical Applications

• Characterizing capacitors, inductors, and resistors under DC bias conditions


• Measuring component behavior in real-world operating scenarios


• Impedance analysis of materials and devices requiring external bias


• Component validation across specified DC bias ranges

Compatibility & Integration Designed for use with Agilent and Keysight LCR meters and impedance analyzers supporting external bias application. Consult specific instrument documentation for confirmed model compatibility.