Keysight Technologies Inc. E4991B Impedance Analyzer
The Keysight E4991B Impedance Analyzer is a high-performance instrument designed for precise measurement and analysis of components and materials over a wide frequency range from 1 MHz to 3 GHz. It offers a 10.4-inch color LCD with touch screen operation, providing intuitive control and advanced measurement functions. The E4991B delivers high accuracy and repeatability with a basic accuracy of ±0.65% and supports a variety of test fixtures for flexible measurement setups. It is suitable for R&D, quality assurance, and production line testing of electronic components such as capacitors, inductors, and resonators. The analyzer features fast measurement speed, powerful analysis functions, and LAN, USB, and GPIB interfaces for easy integration into automated test systems.