eLibrary >
ISO 16283-2:2020 Acoustics - Field measurement of sound insulation in buildings and of building elements - Part 2: Impact sound insulation >
ISO 16283-2:2020 Acoustics - Field measurement of sound insulation in buildings and of building elements - Part 2: Impact sound insulation, 2020
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Instrumentation
- 4.1 General
- 4.2 Calibration
- 4.3 Verification
- 5 Frequency range
- 5.1 Tapping machine as the impact source
- 5.2 Rubber ball as the impact source
- 6 General
- 7 Default procedure for sound pressure level measurement
- 7.1 General
- 7.2 Generation of sound field
- 7.2.1 General
- 7.2.2 Impact source positions for the tapping machine as impact source
- 7.2.3 Impact source positions for the rubber ball as impact source
- 7.3 Fixed microphone positions for the tapping machine or rubber ball as impact source
- 7.3.1 General
- 7.3.2 Number of measurements
- 7.3.3 Tapping machine operated at more than one position
- 7.3.4 Rubber ball operated at more than one position
- 7.4 Mechanized continuously moving microphone for the tapping machine as impact source
- 7.4.1 General
- 7.4.2 Number of measurements
- 7.4.3 Tapping machine operated at more than one position
- 7.5 Manually scanned microphone for the tapping machine as impact source
- 7.5.1 General
- 7.5.2 Number of measurements
- 7.5.3 Tapping machine operated at more than one position
- 7.5.4 Circle
- 7.5.5 Helix
- 7.5.6 Cylindrical-type
- 7.5.7 Three semicircles
- 7.6 Minimum distances for microphone positions
- 7.7 Averaging times for the tapping machine as impact source
- 7.7.1 Fixed microphone positions
- 7.7.2 Mechanized continuously moving microphone
- 7.7.3 Manually scanned microphone
- 7.8 Calculation of energy-average sound pressure levels
- 7.8.1 Fixed microphone positions for the tapping machine as impact source
- 7.8.2 Mechanized continuously moving microphone and manually scanned microphone for the tapping machine as impact source
- 7.8.3 Fixed microphone positions for the rubber ball as impact source
- 8 Low-frequency procedure for sound pressure level measurement for the tapping machine as impact source
- 8.1 General
- 8.2 Generation of sound field
- 8.2.1 General
- 8.2.2 Impact source positions
- 8.3 Microphone positions
- 8.4 Averaging time
- 8.5 Calculation of low-frequency energy-average impact sound pressure levels
- 9 Background noise (default and low-frequency procedure)
- 9.1 General
- 9.2 Correction to the signal level for background noise
- 10 Reverberation time in the receiving room (default and low-frequency procedure)
- 10.1 General
- 10.2 Generation of sound field
- 10.3 Default procedure
- 10.4 Low-frequency procedure
- 10.5 Interrupted noise method
- 10.6 Integrated impulse response method
- 11 Conversion to octave bands
- 12 Expression of results
- 13 Uncertainty
- 14 Test report
- Annex A (normative) Impact sources
- Annex B (normative) Requirements for loudspeakers used for reverberation time measurements
- Annex C (informative) Forms for the expression of results
- Annex D (informative) Additional guidance
- Annex E (informative) Horizontal measurements — Examples of suitable impact source and microphone positions
- Annex F (informative) Vertical measurements — Examples of suitable impact source and microphone positions
- Bibliography [Go to Page]