Electromagnetic Wave
Source: Marconi:
Optical Fibre is the main means of carrying digital signals on a point to point basis. It has a very wide bandwidth, over 10GHz/km and attenuation of less than 0.18dB/km and is vastly superior to coaxial cable, though as yet somewhat more expensive
Glossary compiled by:
Academy of Telecom Management, India
www.academytele.com
For a comprehensive Telecom Glossary, please refer to:
"The Business of Telecommunication" by Niraj K. Gupta, published by Tata McGraw Hill.
