DWDM Multiplexer & OADM: 84492 QA List

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40 Channels DWDM Mux Demux, 100GHz C21-C60, with Monitor and 1310nm Port, 4.5dB Typical IL, LC/UPC, Dual Fiber, FMU 1U Rack Mount

P/N: FMU-FD402160M3#84492

All (50)Application (13)Matching Product (8)Specification (8)Customization (4)Function (4)Product Recommendation (4)Product Comparison (3)Management (1)Product Recommendation (1)Solutions (1)

We need a solution to the following problem: There are 3 data centers, The distance between the centers is less than 1km, 10km, and 10km respectively. I want a simple and easy-to-operate solution, can you recommend some products to me?

by G***d on 03/20/2025

Regarding your requirements, FS will have professional technical teams who can provide tailored solutions for you. Our procedures are the following five steps: Design-Assembly-Configuration-Testing-Delivery. You can find more details of our solution cases by Interconnect Solution for Small and Medium-Sized Data Centers.

by FS.com on 03/21/2025

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I want to know the -3dB Channel Bandwidth of this product.

by N***o on 11/26/2025

The minimum -3dB Channel Bandwidth is 0.6nm.

by FS.com on 11/26/2025

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I want to know the -1 dB Channel Bandwidth of this product.

by G***r on 11/24/2025

The minimum -1 dB Channel Bandwidth is 0.4nm.

by FS.com on 11/24/2025

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What is the difference between Mux using Gaussian AAWG technology and those using Flat-Top AAWG technology?

by M***o on 11/12/2025

The insertion loss of Gaussian AAWG Mux is lower, while the Mux with Flat Top AAWG technology offers a wider passband.

by B***n on 11/13/2025

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Will the Mux/Demux be affected by switch compatibility? Is it necessary to choose Mux compatibility based on the switch compatibility?

by S***e on 11/12/2025

Hello, as long as the wavelength of the modules used on your corresponding equipment matches the wavelength of the MUX/DEMUX, they can be used together.

by D***n on 11/13/2025

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Passive CWDM vs DWDM – Which to choose?

by M***s on 11/12/2025

Generally, CWDM offers a convenient and cost-efficient solution for short distance (like 70km), low capacity, sub-10G. While DWDM supports long haul applications with speed protocols of up to 100G/200G per channel.

by T***d on 11/13/2025

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