1.   A fiber optic system can send its signals greater distances and with less signal degradation than can the traditional coaxial system.

2.   A high-bandwidth fiber optic system conveys the tracking information to a central database, where staff members monitor the data for aberrations.

3.   Early fiber optic systems used a complex patchwork in which the signal was converted from light to electricity, augmented electronically and then changed back into light.

4.   Fiber optic systems can boost the amount of data they carry by running several laser light colors simultaneously.

5.   For years, fiber optic systems have provided the dominant way to deliver torrents of digital information.

6.   MCI Metro, a subsidiary of long-distance phone company MCI, plans this year to build a fiber optic system that will initially serve businesses and organizations.

7.   MRV makes network switching equipment and fiber optic systems that improve the performance of networks.

8.   Telebras, the state phone company, adopted rules in August that allow partnerships with private companies to install lines, switchboards, cellular and fiber optic systems.

9.   The light from fiber optic systems is slightly cool and can require adjustment with filters.

10.   Digitalisation refers to fiber optic systems being used in thetransmission network.