| Calibration documentation |
| N5249A-1A7 | Calibration + Uncertainties + Guardbanding (Not Accredited) |
| N5249A-A6J | ANSI Z540-1-1994 Calibration |
| N5249A-UK6 | Commercial calibration certificate with test data |
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| Calibration Software for Self-Maintainers |
| N5249A-897 | Built-in performance test software for inclusive calibration, perpetual license |
| N5249A-898 | Built-in performance test software for standards compliant calibration, perpetual license |
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| Additional capability |
| N5249A-551 | N-port calibrated measurements |
| N5249A-008 | Pulsed-RF measurements |
| N5249A-010 | Time-domain measurements |
| N5249A-028 | Noise figure measurements using standard receivers |
| N5249A-080 | Frequency offset measurements |
| N5249A-082 | Scalar calibrated converter measurements |
| N5249A-083 | Vector and scalar calibrated converter measurements |
| N5249A-084 | Embedded LO measurements |
| N5249A-086 | Gain compression application |
| N5249A-087 | Intermodulation distortion measurements |
| N5249A-088 | Source phase control |
| N5249A-118 | Fast CW mode |
| N5249A-301 | Application for use with standard CalPods |
| N5249A-302 | Application for use with temperature-characterized CalPods |
| N5249A-303 | Multiport capability for CalPods |
| N5249A-460 | Integrated true-mode stimulus application |
| N5249A-510 | Nonlinear component characterization, full frequency range |
| N5249A-514 | Nonlinear X-Parameters |
| N5249A-518 | Nonlinear Pulse Envelope Domain |
| N5249A-520 | Arbitrary load impedance X-parameters |
| N5249A-089 | Differential and I/Q devices application |
| N5249A-007 | Automatic Fixture Removal |
| N5249A-015 | Dynamic Uncertainty for S-Parameter Measurements |
| N5249A-090 | Spectrum Analyzer N5249A PNA-X 微波網絡分析儀，8.5 GHz |
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| Hardware options |
| N5249A-020 | Add IF inputs |
| N5249A-021 | Add pulse modulator to internal first source |
| N5249A-022 | Add pulse modulator to internal second source |
| N5249A-025 | Add four internal pulse generators |
| N5249A-029 | Fully-corrected noise-figure measurements to 8.5 GHz |
| N5249A-219 | Add extended power range and bias-tees to 2 port analyzer |
| N5249A-224 | Add internal second source, combiner and mechanical switches to 2-port analyzer |
| N5249A-419 | Add extended power range and bias-tees to 4 port analyzer |
| N5249A-423 | Add internal combiner and mechanical switches to 4-port analyzer |
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| Number of ports |
| N5249A-200 | 2 ports, single source |
| N5249A-400 | 4 ports, dual source |
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| Accessories |
| N5249A-1CM | Rack mount kit for installation without handles |
| N5249A-1CP | Rack mount kit for installation with handles |
| N5249A-629 | Noise figure accessories |
| N6171A | MATLAB 軟件 |
| N1966A | 脈沖/IO 適配器 |
