13. Complete the summary of the video track. Fill in the gaps with a suitable word.
| There is a growing need for the optical (1) __________ network with larger data transmission (2)__________ . Optical networks have to connect each home. Nowadays an optical communication (3) __________ with a transmission capacity of 40 Gbps is being (4)__________ . The development of the world first 40Gbps optical transmission (5) __________ began in 2006. The optical transmission (6) __________ is much more compact than any other transmitter. It consumes only 35 watt of (7) __________ . There have been produced 100 modules of this kind. A special (8) __________ was organized to make sure that the module works reliably under operational (9) __________ changes due to fluctuations and (10) __________ and power supply (11)__________ . |