Keysight E4991B Impedance Analyzer
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Keysight E4991B is an impedance analyzer with 0.65% accuracy, 1 MHz to 3 GHz frequency coverage, 120 mΩ to 52 kΩ range, and equivalent circuit analysis.
Product details
| Model | E4991B |
| Manufacturer | Keysight |
| Category | LCR & Impedance Analyzers |
| Availability | Made to order |
Description
Overview
The Keysight E4991B Impedance Analyzer is a portable instrument for measuring component impedance across a wide range from 120 mΩ to 52 kΩ. With three frequency options up to 3 GHz and built-in DC bias capability, it supports comprehensive equivalent circuit analysis with seven different multi-parameter models.
Key Features
- Basic accuracy: ±0.65%
- Impedance range: 120 mΩ to 52 kΩ (10% measurement accuracy)
- Frequency options: 1 MHz to 500 MHz, 1 GHz, or 3 GHz
- Measurement parameters: |Z|, |Y|, θ, R, X, G, B, L, C, D, Q, |G|, Gx, Gy, ΔG, Vac, Iac, Vdc1, Idc1
- 4-channel, 4-trace display on 10.4-inch colour LCD touchscreen
- Built-in DC bias (Option 001): 0 V to ±40 V, 0 A to ±100 mA
- Equivalent circuit analysis and limit line testing
Applications
- Component characterization and validation
- Circuit design and optimization
- Material impedance testing
- Manufacturing quality control
Specifications
| High Frequency (range) | 100MHz <= 1GHz |
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Keysight E4991B Impedance Analyzer
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