Building & Architectural Acoustics Building & Architectural Acoustics

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NCB and RC Balanced Noise Criteria (NCB) SIL 500,1K,2K,4K Room Criteria (RC) PSIL 500,1K,2K www.bksv.com, 7 <strong>Building</strong> Vibration • Vibration Sensitivity of humans is at lower frequencies • Velocity is the measured parameter of vibration • Sometimes it’s the sound produced by vibration that is audible. www.bksv.com, 8 4
Now ready, set, go! Reverberation! www.bksv.com, 9 Reverberation Parameters level dB First 10dBEDT Evaluation range 20 dB T20 0 dB -5 dB or 30dB T30 60dB time s Reverberation Time T60 ALL VALUES ARE NORMALIZED TO T60 www.bksv.com, 10 5
Page 1 and 2: Building & Architectural Acoustics
Page 3: Interior Sound Levels • A-weighte
Page 7 and 8: What makes a Good Listening Room
Page 9 and 10: Let’s try a simple measurement wi
Page 11 and 12: Impulse - Pistol Shot Time www.bksv
Page 13 and 14: Impulse Response the natural way Pr
Page 15 and 16: What is DIRAC • Dual Input Room
Page 17 and 18: Room Acoustic Standards • Room Pa
Page 19 and 20: Room Acoustic Parameters - Graphs (
Page 21 and 22: 3D Graphs - CSD Spectrogram (Time S
Page 23 and 24: Calculated Results - Measurement Pa
Page 25 and 26: Tools to improve your room acoustic
Page 27 and 28: ODEON Results - Auralization Flutte
Page 29 and 30: ODEON School Project Original Acous
Page 31 and 32: A bit of terminology • Noise redu
Page 33 and 34: Cavity Resonances www.bksv.com, 65
Page 35 and 36: Isolation Between Spaces • Regula
Page 37 and 38: Airborne Sound Insulation - Measure
Page 39 and 40: Instrument Requirements Investigato
Page 41 and 42: New for Euronoise 2009 • Introduc
Page 43 and 44: BZ5503 - Archive results as normal
Page 45 and 46: Combine Results www.bksv.com, 89 Ex
Page 47 and 48: Let’s take a tour… www.bksv.com

Building & Architectural Acoustics Building & Architectural Acoustics

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