DIN-45657 Historical Revision Information
Sound level meters; additional requirements for special measuring tasks

DIN-45657 - 1992 EDITION - SUPERSEDED
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Sound level meters - Additional requirements for special measuring tasks


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17.140.50 (Electroacoustics Including sound level meters)

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Document Number

DIN 45657:1992-01

Revision Level

1992 EDITION

Status

Superseded

Publication Date

Jan. 1, 1992