| Hardware options |
| N5225A-200 | 2 ports, single source, base hardware configuration |
| N5225A-201 | 2 ports, single source, with configurable test set |
| N5225A-210 | 2 ports, single source, with metrology configuration |
| N5225A-217 | 2 ports, single source, configurable test set, extended power range |
| N5225A-219 | 2 ports, single source, configurable test set, extended power range, bias-tees |
| N5225A-400 | 4 ports, dual source, base hardware configuration |
| N5225A-401 | 4 ports, dual source, with configurable test set |
| N5225A-410 | 4 ports, dual source, with metrology configuration |
| N5225A-417 | 4 ports, dual source, configurable test set, extended power range |
| N5225A-419 | 4 ports, dual source, configurable test set, extended power range, bias-tees |
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| Additional capability |
| N5225A-008 | Pulsed RF Measurements |
| N5225A-010 | Time Domain |
| N5225A-020 | Add IF inputs |
| N5225A-021 | Add pulse modulator to internal first source |
| N5225A-022 | Add pulse modulator to internal second source |
| N5225A-025 | Add four internal pulse generators |
| N5225A-028 | Noise figure measurements using standard receivers |
| N5225A-080 | Frequency offset measurements |
| N5225A-082 | Scalar calibrated converter measurements |
| N5225A-083 | Vector and scalar calibrated converter measurements |
| N5225A-084 | Embedded LO measurements |
| N5225A-086 | Gain compression application |
| N5225A-087 | Intermodulation distortion measurements |
| N5225A-118 | Fast CW Mode |
| N5225A-460 | Integrated true-mode stimulus application |
| N5225A-551 | N-port calibrated measurements |
| N5225A-088 | Source phase control |
| N5225A-302 | Application for use with temperature-characterized CalPods |
| N5225A-301 | Application for use with standard CalPods |
| N5225A-089 | Differential and I/Q devices application |
| N5225A-007 | Automatic Fixture Removal |
| N5225A-015 | Dynamic Uncertainty for S-Parameter Measurements |
| N5225A-090 | Spectrum Analyzer |
| N5225A-093 | Extended Spectrum Analyzer to 110 GHz |
| N5225A-094 | Extended Spectrum Analyzer above 110 GHz |
| |
| Calibration Software for Self-Maintainers |
| N5225A-897 | Built-in performance test software for inclusive calibration, perpetual license |
| N5225A-898 | Built-in performance test software for standards compliant calibration, perpetual license |
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| Calibration documentation |
| N5225A-1A7 | Calibration + Uncertainties + Guardbanding (Not Accredited) |
| N5225A-A6J | ANSI Z540-1-1994 Calibration |
| N5225A-UK6 | Commercial calibration certificate with test data |
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Accessories N5225A PNA微波網絡分析儀，50 GHz |
| N5225A-1CP | Rack mount kit for installation with handles |
| N5225A-1CM | Rack mount kit for installation without handles |
| N1966A | 脈沖/IO 適配器 |
| N6171A | MATLAB 軟件 |
