Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 1: General requirements (IEC 59/693/CD:2018); Text in German and English
Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2: Particular requirements for electric shavers (IEC 60704-2-8:1997); German version EN 60704-2-8:1997— 6 стр.
Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 3: Procedure for determining and verifying declared emission values (IEC 60704-3:2006); German version EN 60704-3:2006— 20 стр.