channel, voicegrade

   A channel suitable for transmission of speech, digital or analog data, or facsimile, generally with a frequency range of about 300 to 3000 Hz.

IT glossary of terms, acronyms and abbreviations. . 2015.

Look at other dictionaries:

  • voicegrade channel —    A channel with bandwidth equivalent to a telephone channel obtained through the public telephone network …   IT glossary of terms, acronyms and abbreviations

  • channel, grade —    The relative bandwidth of a channel: narrowband, voicegrade, or wideband …   IT glossary of terms, acronyms and abbreviations

  • voicegrade device —    A communications channel that is usually 4000Hz, and can pass voice sounds in the band 300Hz to 3000Hz …   IT glossary of terms, acronyms and abbreviations

  • narrowband channel —    Sub voicegrade channel with a speed range of 100 to 200 bps …   IT glossary of terms, acronyms and abbreviations

  • wideband channel —    Communications channel with more capacity (usually more that 19.2K bps) than the standard capacity of a dial up or leased voicegrade line …   IT glossary of terms, acronyms and abbreviations

  • voice band —    See voicegrade channel …   IT glossary of terms, acronyms and abbreviations

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