Columbus II
COLUMBUS II is an optical, repeatered, transatlantic telephone cable. It is approximately Template:Cvt in length. It entered into commercial service in 1994.[1] The system, along with the Americas cable, was the first to use the Erbium-doped fiber amplifier (EDFA) as its optical amplifier repeaters.[2] In 2009, the transatlantic section was retired, and as of 2023, only the Columbus-II-B section remains in use and has been upgraded. [3]
It is in 3 segments has landing points in:
- Columbus II - A (1121 km) - 560 MB/s
1. Cancún, Mexico
2. West Palm Beach, Florida, United States
- Columbus II - B (2068 km) - 2500 MB/s
2. West Palm Beach, Florida, United States
3. Magens Bay, St. Thomas, U.S. Virgin Islands
- Columbus II - C (9116 km) - 560 MB/s
3. Magens Bay, St. Thomas, U.S. Virgin Islands
4. Funchal, Madeira, Portugal
5. Sardina, Gran Canaria, Spain
6. Palermo, Sicily, Italy
See also
References
Template:Submarine communications cables in the Atlantic Ocean Template:Submarine communications cables in the Mediterranean Sea
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