Public Switched Telephone Network (PSTN) - Attachment requirements for a terminal equipment incorporating an analogue handset function capable of supporting the justified case service when connected to the analogue interface of the PSTN in Europe
This Technical Basis for Regulation (TBR) specifies the technical characteristics (electrical and acoustic requirements) under Article 5(g) of Directive 98/13/EC to be provided by a single, handset telephony, terminal equipment which is intended: a) for pan-European approval; and b) for connection by 2 wires to an analogue interface of a PSTN. This interface is characterized by a d.c. loop to indicate seizure and clearing, low frequency a.c. ringing signals below the speech passband to indicate an incoming call and the transmission phase having an approximate bandwidth of 3 kHz at the network terminating point; and c) for supporting the voice telephony just