Samsung CNH NDB Series Technical Data Book page 45

7 7 . . S S ound D ound Data ata
Wind-Free 4Way Cassette
Sound Power level
NOTE
Specifications may be subject to change without prior notice
- Sound power level is an absolute value that a sound source
generates.
- dBA = A-weighted sound power level.
- Reference power : 1pW.
- Measured according to ISO 3741.
NC Curve
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Model