Optical Add/Drop multiplexer (OADM) is what you want. Here’s a CWDM version.
https://www.fs.com/products/70425.html You can have it peel off a couple of frequencies at each vault, and let everything else pass thru unmolested. > On May 2, 2024, at 10:26 AM, Mark - Myakka Technologies via AF > <af@af.afmug.com> wrote: > > We may have the opportunity to grab 2 strands of dark fiber. These will > allow us to build a loop between two points on our network. We have been > told we can also break into this fiber within our loop. I'm guessing when we > break into this fiber they will just extend the dark fiber into our handhole > and we will be responsible to figure out what we do once we cut into that > fiber. > > I'm trying to figure out if there is a way to do this passively so we don't > have to depend on having our loop run though a customers location. I was > thinking of CWDM. I can setup a CWDM/DWDM at our site and send multiple wave > lengths down the fiber. Is there a way for me to break out just one > wavelength at a hand hole passively? > > Let's say I have a North/South run of 2 strands going though a hand hole and > I what to break out 1270nm for a customer. Is there away for me in the hand > hole, passively, to peel off just 1270nm. Put something like a 1x2 splitter > in on N1, N2, S1, S2 and send those 4 fibers into the customer site. Then > install a couple of 1270nm optics in a switch to preserve the loop for that > one customer. > > Do the optics do all the magic or are there some type of filters in the > DWDM/CWDM modules? > > > > > -- > > Thanks, > Mark mailto:m...@mailmt.com > > Myakka Communications > www.Myakka.com > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
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