ITU R.22:1996
ITU R.22:1996 Data Over Voice 19 200 Bit/s Modem Standardized For Use On Telephone Network Subscriber Lines This Recommendation outlines a modem for use on telephone network subscriber lines which can be used, also, on leased lines.
Table of Contents
1Scope2Normativereferences
3Linesignals
4Transmissionlevel
5Datasignallingandmodulationrate
6Interchangecircuits
6.1Listofinterchangecircuits
6.2Circuit109threshold
6.3Timingarrangements
7Scrambler/descrambler
8Testlooparrangement