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Set-ups for Measuring Characteristics of Equipment
and Materials
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Silenced Room;
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Reverberation Room;
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Set-ups for Accelerometer, Piezoelectric Strain Gauge, and Hydrophone
Calibration;
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Measurement and Analysis Circuits;
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Set-ups for Measurements of Complex Dynamic Elasticity Moduli
of Vibration Absorbing Materials
Silenced Room
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Volume
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450 m3,
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Frequency range
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(1 - 100)·102 Hz,
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Average sound insulation capability of silencing pads
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60 dB,
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Maximum specimen size
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up to 1.5 m.
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The Silenced Room equipped with noise
emitters and automatically controlled traversing gears enables to measure:
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acoustic characteristics of equipment in accordance with international
standards;
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sound power of noise sources;
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noise radiation directivity characteristics;
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efficiency of sound isolating structures;
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sound absorption diffusion coefficients of materials and structures.
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