BS EN 60268-7-2011 声系统设备.头戴受话器及耳机

标准号：BS EN 60268-7-2011
中文标准名称：声系统设备.头戴受话器及耳机
英文标准名称：Sound system equipment. Headphones and earphones
标准类型：M72
发布日期：2011/6/30 12:00:00
实施日期：2011/6/30 12:00:00
中国标准分类号：M72
国际标准分类号：33.160.50
引用标准：IEC 60038;IEC 60050(801)-1994;IEC 60068-1;IEC 60086-1;IEC Guide 106;IEC 60263;IEC 60268-1;IEC 60268-2;IEC 60268-11;IEC 60268-12;IEC 60711;IEC TR 60959;IEC 61672-1;ISO 3741;ISO 4869-1;ISO 4869-3;ISO 7619-1
适用范围：This part of IEC 60268, is applicable to headphones, headsets, earphones and earsets,intended to be used on, or in, the human ear. It also applies to equipment, such as pre-amplifiers,passive networks and power supplies which form an integral part of the headphone system.It does not deal with:a) safety, for which reference should be made to IEC 60065 or another appropriate standard;b) the characteristics of microphones of headsets, for which reference should be made toIEC 60268-4;c) earphones and other devices for hearing aids, for which reference should be made toIEC 60118-0;d) headphones for audiometry;e) headphones and other devices which form part of an active ear-defender system, althoughsome of its provisions may be applicable.This standard specifies the characteristics which should be included by the manufacturer inspecifications, and relevant methods of measurement. It includes a classification of the differenttypes of earphone, mainly characterized by the way in which the transducer is coupledacoustically to the ear, and a classification code which may also be used for marking.