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ITU-T R.57

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ITU-T R.57

Standard limits of transmission quality for planning code-independent international point-to-point telegraph communications and switched networks using 50-baud start-stop equipment

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$25.00

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Author ITU
Editor ITU
Document type Standard
Format File
ICS 33.020 : Telecommunications in general
Number of pages 2
Year 1980
Document history
Country Switzerland
Keyword CCITT R.57;ITU-T 57;57