DWDM at the hubsite can combine up to 256 nodes on a single fiber for transport to the headend.
Re: Two way fiber
DWDM is also being deployed in the return both in the field and the hubsite, BDR ( baseband digital return) digitizes and multiplexes analog return to a ITU grid laser at a specific wavelenght or channel of light.
DWDM at the hubsite can combine up to 256 nodes on a single fiber for transport to the headend.
DWDM at the hubsite can combine up to 256 nodes on a single fiber for transport to the headend.
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