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Norm
ASTM E 1179
Ausgabedatum: 2011
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems
1.1 This specification states the requirements for sound sources used for measuring the speech privacy between open offices or for measuring the laboratory performance of...
Weiterlesen
Herausgeber:
American Society for Testing and Materials
Format:
Digital | 3 Seiten
Sprache:
Englisch
Aktuell Gültig:
ICS
1.1 This specification states the requirements for sound sources used for measuring the speech privacy between open offices or for measuring the laboratory performance of acoustical components (see Test Methods E 1111 and E 1130). 1.2 The sound source shall be a loudspeaker located in an enclosure driven with an appropriate test signal. 1.3 This specification describes the sound source and method of qualifying it using a special qualification signal. Test signals required by open office test methods may differ.
ASTM E 1179
2019 04 01
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems
Norm
ASTM E 1179
2013 08 01
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems
Norm
ASTM E 1179
2011
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems
Norm
↖
ASTM E 1179
1987
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems(Reappro...
Norm
ASTM E 1179
2007
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems
Norm
Norm
ASTM E 1179
Ausgabedatum :
2013 08 01
Standard Specification for Sound Sources Used for Testing Open Office Components and Systems