ITU-T SERIES P SUPP 10-1988 Considerations Relating to Transmission Characteristics for Analogue Handset Telephones - Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Supplement 10
ITU (International Telecommunication Union) is the United Nations Specialized Agency in the field of telecommunications.
ITU-T SERIES P SUPP 10-1988 history
1988ITU-T SERIES P SUPP 10-1988 Considerations Relating to Transmission Characteristics for Analogue Handset Telephones - Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Supplement 10