DIN EN ISO 7235/A1:2009-05

Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); English version FprEN ISO 7235:2009, Amendment 1

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Publisher	Deutsche Institut für Normung e.V. (DIN)
Publication Date	05/01/2009
Page Count	8
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ISBN	---
Weight (in grams)	---

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DIN EN ISO 7235:2010-01

Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2009

01/01/2010

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DIN EN ISO 7235/A1:2009-05

01/05/2009

Superseded

Historical

DIN EN ISO 7235:2004-02

Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2003

01/02/2004

Superseded

Historical

DIN EN ISO 7235:2001-09

Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise, and total pressure loss (ISO/DIS 7235:2001); German version prEN ISO 7235:2001

01/09/2001

Superseded

Historical

DIN EN ISO 7235:1995-09

Acoutics - Measurement procedures for ducted silencers - Insertion loss, flow noise and total pressure loss (ISO 7235:1991); German version EN ISO 7235:1995

01/09/1995

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