N4391A Optical Modulation Analyzer

Product Status: Currently Orderable | Currently Supported

click to collapse this panelKey Specifications

Receiver

  • Optical wavelength range 1528 nm to 1630 nm
  • Electrical bandwidth > 37 GHz
  • Optical bandwidth > 74 GHz
  • Local oscillator line width 100 kHz

System

  • Lambda analysis span 26 GHz
  • Symbol rate 25 Gbaud

click to collapse this panelDescription

The Optical Modulation Analyzer offers comprehensive characterization of amplitude and phase modulated optical signals for 40/100G transmission systems.

The Optical Modulation Analyzer consists of:

Benefits

  • Time-domain based coherent receiver 100G ready for state-of-the-art advanced modulation format analysis.
  • Highest flexibility through selection of numerous modulation formats, analysis tools and instrument configuration.
  • In-depth analysis of optical transmitter and links with new analysis tools like constellation diagram with masks and error vector analysis.

Features

  • Wide-bandwidth, real-time polarization diverse coherent receiver
  • Polarization alignment algorithm independent of modulation format
  • Optical constellation diagram
  • Optical spectrum analysis
  • Error vector magnitude analysis tools
  • Phase error analysis
  • Spectrogram
  • Real counting BER (new !)
  • Choice of more than 30 modulation formats
  • Choice of up to 20 analysis tools

Click here to see a real-time capture of the N4391A Optical Modulation Analyzer

Constellation Diagram with Mask

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Optical constellation diagram with masks

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IQ Diagram

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Optical I-Q diagram with constellation points (red) and signal transition

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EVM Screen Image

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Error vector magnitude versus analyzed symbol

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Symbol error table partial image

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Quantitative analysis of constellation distortion symbol and bit detection as reference for BER test

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BER Analysis Screen

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BER display based on counted errors from a PRBS or user defined pattern

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Eye Diagram Image

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Eye Diagram for I and Q part of the signal

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3G HRS Spectrum

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Narrowband high resolution spectrum

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3G Spectrogram Image

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Spectrogram showing high resolution spectrum (x-axis) versus time with color coded amplitude

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click to collapse this panelPrice & Availability

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Prices for: India | Change Country/Area

Prices are subject to change without notice.

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