LST EN ISO 11691:2021
Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020)

Standard No.

LST EN ISO 11691:2021

Release Date

2021

Published By

Lithuanian Standards Office

Status

Be replaced 2010-01

Replace By

LST EN ISO 11691:2010

Latest

LST EN ISO 11691:2010

LST EN ISO 11691:2021 history

• 2021 LST EN ISO 11691:2021 Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020)
• 2010 LST EN ISO 11691:2010 Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:1995)
• 0000 LST EN ISO 11691:2000