Dear customers, all orders for hardcopy versions will be sent on 6th January 2026, we wish you a Merry Christmas and a Happy New Year

Log inSign up
LANGUAGE en
Menu
STOREHelp centerContactsDelivery chargesABOUT US News
SEARCH
0
Total price
0 EUR
PRICES include / exclude VAT
>ISO Standards>ISO 3745:1977-Acoustics-Determination of sound power levels of noise sources-Precision methods for anechoic and semi-anechoic rooms
Not available online - contact us!
immediate downloadReleased: 1977
ISO 3745:1977-Acoustics-Determination of sound power levels of noise sources-Precision methods for anechoic and semi-anechoic rooms

ISO 3745:1977

Acoustics

CURRENCY
132 EUR
Standard´s number:ISO 3745:1977
Pages:21
Edition:1
Released:1977
Language:English
DESCRIPTION

ISO 3745:1977


Specifies two laboratory methods. Gives requirements for the test room as well as the source location, operating conditions and instrumentation. Specifies techniques for obtaining an estimate of the surface sound pressure level from which the weighted sound power level of the source and the sound power level in octave or one-third octave bands may be calculated.
Print