SIST EN ISO 9921:2004
Ergonomics - Assessment of speech communication (ISO 9921:2003)
Ergonomics - Assessment of speech communication (ISO 9921:2003)
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 30
- Дата публикации:
- 1 июня 2004 г.
- ICS:
- 13.180
- Технический комитет:
- VSN - Safety of machinery
ISO 9921:2003 specifies the requirements for the performance of speech communication for verbal alert and danger signals, information messages, and speech communication in general. Methods to predict and to assess the performance in practical applications are described and examples are given.
Abstract
Overview
specifies requirements and methods for evaluating the performance of spoken messages used as . The standard describes practical ways to predict and assess both subjective and objective speech performance for direct person-to-person exchange, public address (PA) systems, and personal communication systems (telephones, intercoms, mobile devices).
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