scope:

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 justified case service.