The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 91
... frequency plus two side bands separated from the carrier frequency by an amount equal to the frequen- cy of the modulating ( voice ) signal . Each of these side bands , one above and one below the carrier frequency , carries all of the ...
... frequency plus two side bands separated from the carrier frequency by an amount equal to the frequen- cy of the modulating ( voice ) signal . Each of these side bands , one above and one below the carrier frequency , carries all of the ...
Page 92
... frequencies within the high - frequency band as certain frequencies become unusable due to the changing conditions of the ionosphere . Diversity techniques ( multiple frequencies , multiple transmitters and receivers , and multiple ...
... frequencies within the high - frequency band as certain frequencies become unusable due to the changing conditions of the ionosphere . Diversity techniques ( multiple frequencies , multiple transmitters and receivers , and multiple ...
Page 416
... frequency is that of the mechanical vi- bration of the crystal . Frequency f and period p of a cyclic occurrence are related , the frequency being the in- verse of the period . In symbols , f = 1 / p . Frequency is measured in cycles ...
... frequency is that of the mechanical vi- bration of the crystal . Frequency f and period p of a cyclic occurrence are related , the frequency being the in- verse of the period . In symbols , f = 1 / p . Frequency is measured in cycles ...
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19th century actors adiabatic process applied audience broadcasting cable called camera carpels carrier centimetres centre channels chemical chrominance circuit classical colour commedia dell'arte communications court device drama drugs early effect eigenvalues electrical electrons energy engine entropy Eocene equation Europe fabrics fibres Figure film frequency Germany Greek heat important increased industry loom material mechanical megahertz ment metal method metres millimetres Miocene modern modulation Oligocene operation Paleocene pattern percent performance picture play pressure production radio real tennis receiver religious Roman scanning signal social space species stable equilibrium stage steam teachers teaching techniques tektites telegraph telephone teleprinter telescope television temperature tennis tetraodontiforms textile textual criticism Thailand theatre theatrical thermodynamics thermoelectric thermoreceptors tion transmission transmitted tube ture United usually warp weave weft wire yarns