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Communications and Communication Links
Transmissions over VoiceGrade Circuits
Modulation Demodulation Binary Basebands
13 other sections not shown
amplitude analog attenuation band bandwidth baseband binary bits block buffer cable carrier CCITT Rec channel character characteristics clock coaxial coaxial cable compandor connected connector data communication data rate Data Set data signaling data signaling rate data terminal data transmission dBm0 detection device dibit earth stations echo echo suppressor electrical electronic envelope delay distortion equipment fiber fiber-optic Figure filter frame frequency functions ground impedance input interchange circuits interconnection interface jitter kb/s logic loop Mb/s measurement mode modem modulation multiplexing noise operation optical output packet personal computer phase phase jitter protocols pulse Received Data refer to Fig relay satellite sequence signal level signaling rate slots specific speed standard switching synchronization TDMA technique telecommunication telephone teleprinter time-division multiplexing trans transmitted unit voice voltage wire