The N4391A is a high end turn-key optical modulation analyzer for advanced research in single and multi-carrier 400 Gbit/s and 1Tbit/s complex modulated transmission systems. It is based on the latest Z-Series Keysight oscilloscopes, a 40 GHz dual polarization coherent receiver and optical modulation vector signal analysis software offering most flexible analysis tools and smart setup for easiest instrument setup.
Benefits
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Highest confidence in test results through full calibrated turn-key solution
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Widest range of modulation format offering
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Based on world class Z-Series 4 channel Keysight oscilloscope
Features
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Fully integrated in Vector Signal Analysis software with smart setup
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Analysis software also available as PC stand-alone version
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User configurable APSK and OFDM demodulator
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Modulation-format transparent polarization alignment
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Clearly structured measurement results
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Optical characterization results for each polarization plane separately
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Optical summary results for complete signal
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BER and Q factor separated for each polarization plane and overall signal
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Freely configurable screen layout
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Internal PMF switch to select internal or external local oscillator laser for best long term test results
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Free selection and sequence of DSP algorithms
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Various CD and PMD compensation and measurement algorithms
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Integration of user DSP algorithm with the same freedom as Keysight algorithms
