• ASTM E1179-11

ASTM E1179-11

Standard Specification for Sound Sources Used for Testing Open Office Components and Systems

ASTM International , 11/01/2011

Publisher: ASTM

File Format: PDF

$25.00$50.00


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.

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