Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 139. Chapters: Erlang, Time division multiple access, Voice over IP, Signal reflection, Carrier frequency, Network interface device, Rayleigh fading, Isochronous, Effective Earth radius, Antenna gain, Reflection coefficient, Automated information systems security, Automatic baud rate detection, Transceiver, Availability, Main distribution frame, Telecommunications link, Traffic intensity, Information transfer, Phase noise, Asynchronous communication, Balance return loss, Psophometric voltage, Audit trail, Received noise power, Busy hour, Hagelbarger code, Noise temperature, Facility, Hard copy, Interchange circuit, Loading, Demand load, Propagation constant, Voice-operated switch, User information, Overmodulation, Extinction ratio, Bias distortion, Signal transition, Signal compression, Bit-sequence independence, Degree of start-stop distortion, Net gain, Round-trip delay time, Power budget, Effective data transfer rate, Loop gain, Bandwidth compression, Reference noise, Mediation function, Start signal, Backward channel, Call-second, Recovery procedure, Data link, Plesiochronous, Data compaction, Effective transmission rate, Distortion-limited operation, Bipolar signal, Carson bandwidth rule, On-hook, Maximal-ratio combining, Serial access, Standard test signal, Airborne radio relay, Spectral width, Ground constants, Full width at half maximum, Four-wire terminating set, Phantom circuit, Simplex circuit, Adaptive communications, Interposition trunk, Pulse duration, Communications jamming, Proceed-to-select, Communications survivability, End instrument, Rural radio service, Intermediate distribution frame, Channel reliability, Longitudinal voltage, Disturbance voltage, Release time, Back-to-back connection, Synchronous network, Squelch, Blind transmission, Asynchronous operation, Public data transmission service, Protective distr...