Presentation Transcript
Fig. 1-2: Digital transmission hierarchy :Fig. 1-2: Digital transmission hierarchy
Fig. 1-3: Operating ranges of components :Fig. 1-3: Operating ranges of components
Fig. 1-5: Major elements of an optical fiber link :Fig. 1-5: Major elements of an optical fiber link
Fig. 1-6: Optical fiber cable installations :Fig. 1-6: Optical fiber cable installations
Fig. 1-7: History of attenuation :Fig. 1-7: History of attenuation
Fig. 1-8: Optical multiplexing :Fig. 1-8: Optical multiplexing