The Keysight (formerly Agilent) 4287A is an RF LCR meter designed for accurate, reliable, and fast measurements of electronic components in production line environments. Operating over a frequency range of 1 MHz to 3 GHz, it utilizes a direct current-voltage (RF I-V) measurement technique rather than a reflection-measurement technique. This approach yields accurate results over a wide impedance measurement range (200 mΩ to 3 kΩ) and superior repeatability at low test signal levels.

Specifications

Test Signal Characteristics

ParameterValue
Test Frequency Range1 MHz to 3 GHz
Test Frequency Resolution100 kHz

Measurement Parameters

ParameterValue
Measurement Parameters|Z|, |Y|, L, C, R, G, D, Q, X, B, θ
Measurement TechniqueDirect current-voltage (RF I-V)

Measurement Accuracy and Range

ParameterValue
Impedance Measurement Range200 mΩ to 3 kΩ
Basic Impedance Accuracy1%

Measurement Speed and Triggering

ParameterValue
Measurement Time (Fast)9 ms

Measurement

ParameterValue
Source Impedance50 Ω (nominal)

Inputs & Outputs

ParameterValue
Test Port Connector7 mm (APC-7)

Control & Software

ParameterValue
Trigger SourcesInternal, External, Manual, Bus

Features

ParameterValue
Calibration TypesOpen, Short, Load, Low-Loss Capacitor (LLC)

Technology

Direct current-voltage (RF I-V) measurement technique

Applications

Electronic component testing in production lines