Maritime navigation and radiocommunication equipment and systems - Digital interfaces - Part 400: Multiple talkers and multiple listeners - Ship systems interconnection - Introduction and general principles— 40 стр.
Medical electrical equipment. Particular requirements for the basic safety and essential performance of high intensity therapeutic ultrasound (HITU) equipment— 70 стр.
Ultrasonics. Measurements of electroacoustical parameters and acoustic output power of spherically curved transducers using the self-reciprocity method— 50 стр.
Ultrasonics. Field characterization. Specification and measurement of field parameters for high intensity therapeutic ultrasound (HITU) transducers and systems— 96 стр.
Medical electrical equipment. Particular requirements for safety. Particular requirements for the safety of ultrasonic physiotherapy equipment— 26 стр.