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ITU-T G.694.1 (02/2012)

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Spectral grids for WDM applications: DWDM frequency grid
Recommendation ITU-T G.694.1 provides a frequency grid for dense wavelength division multiplexing (DWDM) applications.
The frequency grid, anchored to 193.1 THz, supports a variety of channel spacings ranging from 12.5 GHz to 100 GHz and wider.
Edition 2.0 of this Recommendation also includes a flexible DWDM grid.

Citation: https://handle.itu.int/11.1002/1000/11482
Series title: G series: Transmission systems and media, digital systems and networks
  G.600-G.699: Transmission media and optical systems characteristics
  G.680-G.699: Characteristics of optical systems
Approval date: 2012-02-13
Provisional name:G.wdm.1
Approval process:AAP
Status: Superseded
Maintenance responsibility: ITU-T Study Group 15
Further details: Patent statement(s)
Development history
Ed. ITU-T Recommendation Status Summary Table of Contents Download
3 G.694.1 (10/2020) In force
here
here
here
2 G.694.1 (02/2012) Superseded
here
here
here
1 G.694.1 (06/2002) Superseded
here
here
here