Historical
IEC 61157 Ed. 1.0 b:1992
Requirements for the declaration of the acoustic output of medical diagnostic ultrasonic equipment
Establishes requirements for the declaration of the acoustic output information: 1.to be presented in technical data sheets supplied to prospective purchasers of equipment by manufacturers; 2.to be declared in the accompanying literature/ manual supplied by manufacturers; 3.as background information to be made available on request to interested parties by manufacturers.
International Electrotechnical Commission [iec]
