A New TransAtlantic Cable System

Mon Oct 4 18:19:58 UTC 2010

> By the way, my recollection is the undersea regenerators do purely optical regeneration.
> There is no O-E conversions undersea, only at the landing stations and terrestrial components.

I'm not clever enough to know of some way that you could do optical
regeneration without converting the signal to electrical and
retransmitting back as optical.. How is that done?

Erbium doped fibers. 