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For for a longer period distances, over 40 km, CWDM is limited to 9 Performing channels due to a chemical property during the fiber called the h2o peak. The h2o peak is a location of high loss while in the 1300nm region from the fiber that impacts CWDM channels 1370nm to 1430nm. CWDM utilizes broader wavelength spacing, ordinarily 20 nanometers (n

3. since the signal passes throughout the Mux, optical amplifiers improve the sign so it may be transmitted about extended distances. The mux filter gets unique indicators from your optical transmitters by way of various fibres. It then brings together and transmits them like a composite signal around a single optical fibre. The important thing p