IEC 60098 pdf – Analogue audio disk records and reproducing equipment 1scope This document applies to analogue audio disk records and the corresponding professional anddomestic reproducing equipment. lt excludes amplifiers and loudspeakers，methods ofmeasurement for which can be found in IEC 60268-3，IEC 60268-5，IEC 60268-21 andIEC 60268-221 . This document specifies the characteristics that are necessary to ensure compatibility betweenanalogue audio disk...