BS PD IEC/TR 63079:2017, which is a Technical Report, gives recommendations for and guidance on thedesign, planning, installation, testing, operation and maintenance of a hearing-loop system(HLS) intended for communicating speech, music and/or other signals. It is mainly concernedwith HLS for hearing enhancement, in which the signals are communicated to users of hearingaids equipped with magnetic pick-up coils.This document does not apply to induction-loop systems which use a carrier frequency, nor toother systems for hearing enhancement purposes which do not use magnetic induction.Cross References:IEC 60364IEC 60118-4:1981IEC 62305IEC 60228:2004IEC 62368-1:2014IEC 60118-4:2014 ED3IEC 60268-3:2013IEC 62489-1:2010IEC 60118-0:2015 ED3IEC 60268-16:2011IEC 60268-10:1991 IEC 62489-2:2014IEC 61672-1:2013