Hearing aids. Part 11: Symbols and other markings on hearing aids and related equipment
Applies to symbols and other markings on hearing aids and related equipment for the purpose of identifying control setting and giving information regarding technical functions and characteristics.
Provides symbols and markings for the benefit of users and those involved in the fitting of hearing aids and related equipment.
Formsets for Use with Embossed Cards and Imprinting Equipment
1. Scope
1.1 The purpose of this Standard is to define common media for the transferring of information from sources, including the embossed characters on a card, by means of imprinting equipment.
1.2 The existence of two standards in relation to formset dimensions is recognized as are the several different methods of capturing the information contained on completed formsets.
1.3…
Audiovisual, video and television equipment and systems. Part 14: Audio striped card systems
Applies to audio striped cards for audiovisual and educational applications. It specifies track locations, operation speed and technical characteristics of the recorded information, and the area for visual information.
Semiconductor devices - Discrete devices - Part 2: Rectifier diodes
Deals with rectifier diodes such as avalanche, controlled
avalanche or fast-switching.
Must be used together with IEC 60747-1 for all basic information.