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MAJOR COMMUNICATIONELECTRONICS CE
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adjustment antenna armor wires bandwidth Bell System Bell System Technical cable loss carrier CCITT characteristic impedance circuits coaxial cable components copper crosstalk dBrn dBrnC debris Department of Commerce dielectric directional filters dissipation factor effect electrical elevation angle envelope delay distortion fault location fiber frequency band function group distribution frame high band high-frequency line increase inner conductor input interface intermodulation load low band measured message channel microwave misalignment modulation multiplex noise normally ocean cable Office of Telecommunications ohms outer conductor output parameters path performance polyethylene power separation filter propagation pulse radio rain attenuation receiving satellite SF system shadow price shore terminal shown in figure signal singing margin spaced channels spacing spectrum submarine cable system supergroup supergroup distribution frame supervisory tones System Technical Journal Telephone test set total system transmission level transmitted typical U.S. Department undersea cable systems voltage waveguides