Reference sound source - 94 dB, 50 - 20 000 Hz | Nor278
Nor278 Reference sound source
Reference sound source for Sound Power measurements.
The rugged and compact design makes it well suited for both laboratory and field use. The design ensures a stable and uniform sound power output with unique long-term stability.
Applications
Substitution and Juxtaposition methods for determination of sound power of noise sources according to ISO 3747
Comparison method for determination of sound power of noise sources according to ISO 3741, ISO 3743-1, ISO3744 and 3747.
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