With multicolor fibers (dense wave division multiplexing, DWDM)  from https://www.solid-optics.com.  From meeting on Feb. 7, 2024 with Matt and cpo.

$270 per optic (tx/rx pair?)
$2135 per 40ch mux/demux
25 muxes and 25 demuxes for 1000 fibers
10km 25Gb $610 per optic (tx/rx pair)
new technologies upcoming

Matt is looking into other options with Larry (copper multiplexing?).

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