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Keysight N4391A
Optical Modulation Analyzer
Keysight N4391A
Optical Modulation Analyzer
N4391A
Optical Modulation Analyzer
Deal summary
| Configuration: | 110, 220, 510, E02 |
| Shipping: | Ships from USA. Ships to United States within 1 week. |
| Support: | 90 days warranty Extendible in some cases, please check prior to purchasing. |
| Accessories | Not included For help, please contact your local Keysight |
| Downloads: | Keysight N4391A Data sheet Keysight N4391A User Manual |
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Signal, Function + Waveform Generators![]()
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Optical Component Test![]()
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Other + Accessories
| Configuration: | 110, 220, 510, E02 Customization available |
| Shipping: | Limited countries only |
| Warranty: | 90 days |
| Accessories | Not included |
Cannot ship to:
European Union
Switzerland
Norway
Turkey
Unit only ships within China.
Unit ships worldwide.
Keysight Used
Keysight N4391A
From
USD 31,778.00 Save 90%
Installed Options
| 110 | OPTICAL MODULATION ANALYZER WITH 4 CHANNEL RECEIVER AND ANALYSIS SOFTWARE |
| 220 | INTERNAL LOCAL OSCILLATOR AND EXTERNAL LOCAL OSCILLATOR INPUT AND LOCAL OSCILLATOR OUT |
| 510 | FAST TUNABLE C AND L BAND LOCAL OSCILLATOR |
| E02 |
Addable Options
Request a customized version of this model by requesting a Custom Quote
Product Specifications
- 4x 33 GHz system bandwidth, 4 x 40 GHz optical receiver bandwidth
- Specified typical system noise floor 1.8% rms EVM
- 66 Gbaud symbol rate
- 264 Gbit/s for QPSK, 512 Gbit/s for QAM 16
- Analysis span 66 GHz
- Optical wavelength range 1528 nm to 1630 nm
- Absolute wavelength accuracy +/- 5 pm typical
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
- Highest confidence in test results through full calibrated turn-key solution
- Widest range of modulation format offering
- Based on world class Z-Series 4 channel Keysight oscilloscope
Features
- Fully integrated in Vector Signal Analysis software with smart setup
- Analysis software also available as PC stand-alone version
- User configurable APSK and OFDM demodulator
- Modulation-format transparent polarization alignment
- Clearly structured measurement resultsaward_logo
- Optical characterization results for each polarization plane separately
- Optical summary results for complete signal
- BER and Q factor separated for each polarization plane and overall signal
- Freely configurable screen layout
- Internal PMF switch to select internal or external local oscillator laser for best long term test results
- Free selection and sequence of DSP algorithms
- Various CD and PMD compensation and measurement algorithms
- Integration of user DSP algorithm with the same freedom as Keysight algorithms
Accessories
Accessories only included if shown in the pictures.
You can find new accessories, by searching Keysight Accessories
Support Solutions
KeysightCare
Get full service, just like buying a new instrument. With extended warranty, calibration and technical consulting!
Technical Consulting
Not sure what instrument is the best for your application? Get first class consulting from the OEM
Ready To Get Started?
What You Get
- Keysight N4391A Optical Component Test
- Accessories only included if shown in the pictures
- Calibration certificate only included if shown in the pictures
What You Can Add
- KeysightCare Assured
- Fresh Calibration
- Calibration Plan
Still not sure about your purchase?
Feel free to ask any additional questions you may have. We're here to help!
FAQs
What are the main differences between Keysight New, Keysight Premium Used & Keysight Used equipment?
| Keysight New | Keysight Premium Used | Keysight Used | |
|---|---|---|---|
| Savings | None | Up to 70% | Up to 90% |
| Condition | New | Like New | Working Condition ¹ |
| Firmware | Latest | Updated | As is |
| Calibration | Full | Full | As listed |
| Accessories | New | New | As listed |
| Warranty | 1 to 5 Years ² | Like New | 90 Days Warranty |
| Customization | Possible | Possible | Limited |
Learn more about Keysight Premium Used Here
Can I configure a unit to meet my personal needs?
Customization is generally possible with our Keysight Premium Used equipment. The majority of our Keysight Premium Used equipment can be configured just the way you need it. Options can be added at additional cost.
Customizing Keysight Premium Used equipment might change the delivery and lead time of the item.
Some Keysight Used products cannot be customized. Use the contact option on the product page to check with the our eStore team.
What accessories are included?
Keysight Premium Used equipment typically comes with the same accessories and warranty as new products.
Can you include other accessories?
We currently only offer those accessories which are part of the listing. Other accessories can be purchased separately at extra cost with your purchase of a Keysight Used or Keysight Premium Used unit.
Please mention in the comment field which additional accessories or support you are interested in.
For seperate or post-purchase ordering, please contact your local Keysight office or Keysight Partner here. Or check our online store if available for your region here.