WSS (9-Degree ROADM Card)

Overview

The 9-Degree ROADM card (WSS) launched by Eman Communications supports the integration of key functions WSS, BA, PA and OSC into one card, has built-in dual 1x9 WSS components and has 9 ports for wavelength multiplexing and demultiplexing. It supports a DWDM Network with 96 channels (50GHz wavelength interval) in the frequency range of 191.35THz ~ 196.10THz in the C-band. It also supports the flexible grid function, realizes the flexible adjustment of channel bandwidth, and improves the spectrum utilization of the whole network.

Product Description:

Application:

  • Suitable for dynamic add/drop and pass-through of optical wavelength in OADM station
  •  Suitable for dynamic pass-through and scheduling of multi-degree optical wavelengths in ROADM station

Product Specification:

Parameter Value
Function Supports 9-port wavelength selective MUX and DEMUX for dynamic penetration and scheduling of wavelength. Also supports power amplification and pre-amplification of line side MUX signal.
Slot number 2 slots
Integration Built-in Twin 1x9 WSS, BA, PA, OSC, VOA, passive filter, etc
Security Supports automatic power reduction (APR) technology
Monitoring Port Reserve OCM and OTDR monitoring ports in the transmitting and receiving directions on the line side, which can be externally connected to OCM card and OTDR card
Channel Range 191.35 THz~196.1 THz, supports Flexible Grid spectral width N*3.125 GHz adjustment
Max Number of Channels 96 channels (50 GHz interval)
Power Regulation Supports power adjustment of each channel, attenuation range of each wavelength is 0~15 dB, attenuation setting step is 0.1 dB
Port Isolation >25 dB
Extinction Ratio ≥25 dB
Polarization Dependent Loss ≤1.5
Attenuation Accuracy per Wavelength ≤1 dB
Reconstruction Time ≤3 s
Variable Gain BA supports 15~25 dB gain range adjustable
  PA supports 1525 dB or 2535 dB, gain range is adjustable (optional according to application scenario)
Output Optical Power Maximum total output optical power ≥21 dBm
Line Side VOA Position PA input port (BA without VOA)
VOA Inherent Insertion Loss <1 dB
VOA Adjustment Range 0~15 dB
OSC Working Wavelength 1510 nm
OSC Working Rate 1.25 Gb/s
OTDR Channel Wavelength 1625 nm
OTDR Channel Loss <1 dB

 

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