Fig. 6

Achieved power budgets for all signals in both transmission scenarios. a All DS channels operating at 10.7 and 21.4 Gb/s, and all US channels operating at 10.7 Gb/s over a transmission distance of 37.6 km of installed SSMF. b All 10.7 Gb/s DS and US channels over a transmission distance of 108 km of installed SSMF