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Standard Specification for Sound Sources Used for Testing Open Office Components and Systems
STANDARD published on 10.7.1998
Designation standards: ASTM E1179-87(1998)
Note: WITHDRAWN
Publication date standards: 10.7.1998
SKU: NS-40753
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Category: Technical standards ASTM
Keywords:
Acoustical materials/tests, Background noise, Directivity measurement, Loudspeakers, Microphones, Noise level measurement, Octave filters, Qualification signal, Sound transmission-open plan spaces, Speech privacy, sound sources used for testing open office components/systems, spec, ICS Number Code 17.140.01 (Acoustic measurements and noise abatement in general)
1. Scope | ||||||||||||||||||||||
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 E1111 and E1130). 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. |
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2. Referenced Documents | ||||||||||||||||||||||
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