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Normas BSI – AENOR
PD 6564:1992

PD 6564:1992

BS 6789-6.1:1986. Apparatus with one or moreparticular functions for connection to certain public switchedtelephone networks. Specification for series connectedapparatus. Apparatus having maximum allowable impairments"

Fecha Anulación:
2013-08-02 /Withdrawn
Comité:
TCT/2
Keywords:
Telephone networks, Communication equipment, Series connection, Telephone equipment, Telephones
130,21
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