DWDM OADM
The DWDM add-and-drop multiplexer card launched is generally used in the intermediate nodes of chain or ring-type network.
https://www.wdmlight.com/DWDM-OADM.html
The DWDM add-and-drop multiplexer card launched is generally used in the
intermediate nodes of chain or ring-type network, which can selectively receive
and transmit or upload and download some wavelength division channels from the
transmission signal without affecting the transmission of other channels. The
single DWDM OADM multiplexer card supports up to 8 channels add-drop separately
on two different directions
Types of DWDM/CWDM OADM
Functional Structure
Specification
|
Number of channels |
1 |
2 |
4 |
8 |
|
Occupied slot number |
1 |
1 |
1 |
2 |
|
Wavelength range |
DWDM: C Band, 100 GHZ or 50 GHZ |
|||
|
Insertion loss |
< 1 dB |
< 1.5 dB |
< 2.5 dB |
< 3.5 dB |
|
Isolation ratio of adjacent channels |
> 30 dB |
> 30 dB |
> 30 dB |
> 30 dB |
|
Isolation ratio of non-adjacent channels |
> 40 dB |
> 40 dB |
> 40 dB |
> 40 dB |
|
Return loss |
> 45 dB |
> 45 dB |
> 45 dB |
> 45 dB |
|
Direction |
> 50 dB |
> 50 dB |
> 50 dB |
> 50 dB |
|
Interface type |
All interfaces are LC type |
|||
|
Work temperature |
-40～85℃ |
|||
|
Storage temperature |
-40～85℃ |
|||
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