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Items where Subject is "Acoustics > Sound in Air"

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Number of items at this level: 115.

A

Aldridge, D C (1997) A method of determining the accuracy of sound level meter peak pressure measurements. NPL Report. CMAM 7

Aldridge, D C; Jarvis, D; Jones, B E*; Rakowski, R T* (1998) A method for demonstrating the linearity of microphones at high sound pressures. Acustica, 84. pp. 1167-1171.

Aldridge, D C; Jarvis, D; Jones, B E*; Rakowski, R T* (1998) A pressure-step method for determining the low frequency sensitivity of measurement microphones at high sound pressures. Acta Acoustica, 84 (6). pp. 1167-1171.

Avison, J E M; Barham, R G (2014) Report on key comparison CCAUV.A-K5: pressure calibration of laboratory standard microphones in the frequency range 2 Hz to 10 kHz. NPL Report. AC 11

Avison, J E M; Jackett, R J (2015) Traceability in newborn hearing screening via an auditory-evoked response simulator. Int. J. Audiol., 54 (8). pp. 559-561.

B

Barham, R (2016) Practical considerations for the application of ear simulators in the calibration of audiometers in the extended high frequency region. Int. J. Audiol., 55 (12). pp. 796-801.

Barham, R; Olsen, E S*; Rodrigues, D*; Barrera-Figueroa, S*; Sadikoglu, E*; Karaboce, B* (2016) The calibration of a prototype occluded ear simulator designed for neonatal hearing assessment applications. J. Acoust. Soc. Am., 140 (2). pp. 806-813.

Barham, R G (1995) Free-field/pressure sensitivity differences for laboratory standard microphones. Proc. Inst. Acoust., 17. 253 - 259

Barham, R G (1999) The feasibility of using calibration methods recently developed for working standard microphones in the calibration of audiometric reference couplers and artificial ears. NPL Report. CMAM 35

Barham, R G; Barrera-Figueroa, S*; Avison, J E M (2014) Secondary pressure calibration of measurement microphones. Metrologia, 51 (3). pp. 129-138.

Barham, R G; Goldsmith, M J (2007) The application of the NPL laser pistonphone to the international comparison of measurement microphones. Metrologia, 44. pp. 210-216.

Barham, R G; Jarvis, D (1997) Recent developments in the primary free-field reciprocity calibration of laboratory standard microphones at NPL - A contribution to Euromet project A295. NPL Report. CIRA(EXT)019

Barham, R G; Rasmussen, K*; Fedtke, T*; Rodrigues, D*; Zmierczak, T* (2008) Measurement of the acoustical impedance of artificial ears. A report on EURAMET Project 791. NPL Report. AC 6

Berry, B F (1995) Towards a standardisation descriptor of the impulsive noise caused by low-altitude military aircraft. In: Proc. Internoise 95, July 1995, Newport Beach, USA.

Berry, B F (1996) Towards a standardised descriptor of the impulsive noise caused by low-altitude military aircraft. Acoust. Bull., 21 (4). pp. 31-38.

Berry, B F (1994) A comparison of 3 methods for the quantification of the onset-rate of the noise of low-altitude military aircraft. In: Proc. NATO.CCMS symposium on aircraft noise receiver technology, 16 - 20 May 1994, Baltimore..

Berry, B F; Harris, A L; Weston, R J*; Steele, D* (1993) Exercise Keevil: Noise levels of six military helicopters. NPL Report. RSA(EXT)0042

Berry, B F; Jiggins, M (1999) An inventory of UK research on noise and health from 1994 to 1999. NPL Report. CMAM 40

Berry, B F; Jiggins, M; Porter, N D*; Flindell, I H* (1999) Can we base environmental noise standards on health effects? Proc. Inst. Acoust., 21 (7). pp. 35-42.

Berry, B F; Porter, N D (1993) Standards for industrial environmental noise exposure: current UK research (summary). In: 6th Int.Congress on Noise as a Public Health Problem: Noise and Man, 5-9 July 1993, Nice, France.

Berry, B F; Porter, N D (1993) Standards for industrial environmental noise exposure: current UK research. In: Proc. 6th Int. Congress of Noise as a Public Health Problem, 1993.

Berry, B F; Porter, N D (1994) The evaluation of acoustic features in industrial noise. In: Internoise 94, 29 - 31 August 1994, Yokohama, Japan.

Berry, B F; Porter, N D; Flindell, I H (1999) Health effect based noise assessment methods. Acoust. Bull., 24 (1). pp. 13-16.

Bravo, A*; Barham, R G; Ruiz, M*; Loacutepez, J M*; De Arcas, G*; Alonso, J* (2012) A new 3-D finite element model of the IEC 60318-1 artificial ear. Part II. experimental and numerical validation. Metrologia, 49 (6). pp. 785-802.

Bravo, A*; Barham, R G; Ruiz, M*; Lopez, J M*; De Arcas, G*; Recuero, M* (2008) A new 3-D finite element model of the IEC 60318-1 artificial ear. Metrologia, 45 (4). pp. 448-458.

C

Comesana, D F*; Koukoulas, T; Piper, B; Jongh, E J* (2016) Calibration of acoustic particle velocity sensors using a laser based method. In: 22rd International Congress on Sound and Vibration: From Ancient to Modern Acoustics (ICSV23), 10-14 July 2016, Athens, Greece.

D

Dowson, S P (1994) Calibration and verification of sound level meters and calibrators. Proc. Inst. Acoust., 16 (2). 279 -285

Dowson, S P (1995) Current issues in the standardisation of sound level meters and sound calibrators. In: Proc. Internoise 95, July 1995, Newport Beach, USA.

Dowson, S P (1994) Measurement of sound calibrator characteristics: NPL contribution to an EC intercomparison. NPL Report. RSA(EXT) 45

Dowson, S P (2003) Sound calibrators - a new standard IEC 60942:2003. Acoust. Bull., 28 (3). pp. 20-22.

Dowson, S P (1993) Sound level meter calibration and verification. Proc. Inst. Acoust., 15 (5). pp. 5-10.

Dowson, S P (1996) Sound level meters - specification standards and testing. Institute of Acoustics, 21 (2). pp. 5-8.

Dowson, S P (1998) Specification standards for acoustical instruments - the impact of measurement uncertainties. In: Internoise 98, November 1998, Christchurch, New Zealand.

Dowson, S P (1998) Specification standards for acoustical instruments - the impact of measurement uncertainties. In: Proc. Internoise 98, 16-20 November 1998, Christchurch, New Zealand.

Dowson, S P (2001) Standards for sound level meters and sound calibrators, the current status. Proc. Inst. Acoust., 23 (1). pp. 9-18.

Dowson, S P (1998) Trials of new sound level meter verification tests. Euromet project no. 394. NPL Report. CMAM 25

Dowson, S P; Hanes, P (1995) Performance testing of sound calibrators. In: Proc. 15th International Congress on Acoustics, June 1995, Trondheim, Norway.

Dowson, S P; Jiggins, M (2001) A review report of the current status of specification standards, calibration and testing of noise-measuring instrumentation in the UK and their applications to MCERTS. NPL Report. CMAM 70

E

Esward, T J; Theobald, P D; Dowson, S P; Preston, R C (2002) An investigation into the establishment and assessment of a test facility for the calibration of acoustic emission sensors. NPL Report. CMAM 82

F

Flindell, I H*; Porter, N D; Berry, B F (1998) The assessment of environmental noise - the revision of ISO 1996. Proc. Inst. Acoust., 20 (1). pp. 19-26.

G

Galloway, P C M; Preston, R C; Bacon, D R (1995) Velocity interferometer for measurement of high-amplitude acoustic pulses. In: Proc. 1995 World Congress of Ultrasonics, September 1995, Berlin.

H

Hanes, P (2001) Comparison of measurement uncertainty budgets for calibration of sound calibrators: Euromet projet 576. NPL Report. CMAM 73

Hanes, P (1997) IEC 1672: The new international standard for sound level meters. Acoust. Bull., 22 (4). p. 28.

Hanes, P (1999) Measurement of the free-field sensitivity of a working standard microphone using the MLS technique. In: Proceedings of the 6th International Congress on Sound and Vibration, 1999.

Hanes, P (2000) Methods of free-field calibration of working standard microphones by comparison techniques: Euromat project 400. NPL Report. CMAM 57

Hanes, P (1995) Sound calibrators: calibration, verification and pattern evaluations. Proc. Inst. Acoust., 17 (5). pp. 53-56.

Hanes, P; Dowson, S P (1996) Pattern evaluation and periodic verification of sound calibrators. In: Proc. Internoise 96, July 1996, Liverpool.

Hanes, P; Dowson, S P (1996) Pattern evaluation and periodic verification of sound calibrators. Proc. Inst. Acoust., 18 (7). pp. 19-22.

Higginson, R F (1993) EC Directives require product noise testing. Hewlett Packard Realtime Update (Spring). pp. 1-2.

Higginson, R F (1993) Noise from machinery. BSI News (June). pp. 14-15.

Higginson, R F; Hanes, P (1993) Measurement uncertainties in determination of noise emission (in Chinese). Chine Automotive J., 9 (2). pp. 33-37.

Higginson, R F; Hanes, P (1993) Measurement uncertainties in determination of noise emission: a review. Noise Control Eng. J., 40 (2). pp. 173-178.

J

Jackett, R; Piper, B; Hughes, R J* (2017) Characterization of acoustic diffusion using refracto-vibrometry. J. Sound Vib., 392. pp. 70-76.

Jackett, R J (2014) The effect of heat conduction on the realization of the primary standard for sound pressure. Metrologia, 51 (5). pp. 423-430.

Jackett, R J*; Barham, R G (2013) Phase sensitivity uncertainty in microphone pressure reciprocity calibration. Metrologia, 50 (2). pp. 170-179.

Jarvis, D (1996) Methods for determining the pressure sensitivity of working standard microphones - a report on Euromet project A311. NPL Report. CIRA(EXT)010

Jarvis, D (1996) Methods for the pressure calibration of working standard microphones. Acta Acustica, 82 (Suppl ). S175.

Jarvis, D (1999) Sound measurements. Metrologia, 36 (4). pp. 249-256.

Jarvis, D (1996) Use of a coupled microphone simulator to compare measurements of electrical transfer impedance in the reciprocity calibration of microphones - Euromet project A312. NPL Report. CIRA(EXT)008

Jarvis, D; Watkins, S A (1997) Methods for determining the pressure sensitivity of IEC type WS3 measurement microphones. NPL Report. CIRA(EXT)022

Jarvis, D R (1993) Measurement microphones. Acoust. Bull. (Januar). pp. 11-12.

Jarvis, D R (1994) The calibration of sound intensity instruments. Acustica, 80. pp. 103-114.

Jarvis, D R (1994) The calibration of sound intensity instruments. Acustica, 80. pp. 103-114.

Jarvis, D R; Barham, R G (1993) Free-field sensitivity calibration of laboratory standard microphones by the reciprocity technique: Measurements for the 1991 EEC intercomparison. NPL Report. RSA(EXT)0043

Jarvis, D R; Watkins, S A (1993) The calibration of sound intensity instruments. Technical Report.

Jiggins, M; Berry, B F (2000) Aircraft noise at school and children's cognitive performance and stress responses (the West London School Study). Aircraft noise measurements and personal dosimetry. NPL Report. CMAM 68

Jobling, B; Simmons, D; Payne, R (2004) Measurement uncertainties associated with sound power level determination due to source operating conditions. NPL Report. DQL-AC 006

K

Koukoulas, T; Barham, R G (2006) Transient response of the IEC 60318-1 artificial ear. NPL Report. DQL-AC 016

Koukoulas, T; Piper, B; Theobald, P D (2013) Gated photon correlation spectroscopy for acoustical particle velocity measurements in free-field conditions. J. Acoust. Soc. Am., 133 (3). pp. 156-161.

Koukoulas, T; Piper, B J (2015) Towards direct realisation of the SI unit of sound pressure in the audible hearing range based on optical free-field acoustic particle measurements. Appl. Phys. Lett., 106 (16). 164101

Koukoulas, T; Theobald, P; Schlicke, T*; Barham, R G (2008) Towards a future primary method for microphone calibration: optical measurement of acoustic velocity in low seeding conditions. Opt. Lasers Eng., 46 (11). pp. 791-796.

Koukoulas, T; Theobald, P D; Zeqiri, B; Bu, I Y*; Milne, W I* (2008) Utilization of carbon nanofibers for airborne ultrasonic acoustic field detection using heterodyne interferometry. Opt. Lett., 33 (9). pp. 947-949.

M

MacGillivray, T*; Campbell, D*; Greated, C*; Barham, R G (2003) The development of a microphone calibration technique using photon correlation spectroscopy. Acta Acustica united with Acoustica, 89 (2). pp. 369-76.

Memoli, G; Dawson, D*; Simmons, D; Barham, R G; Hamilton, M*; Grounds, R M*; Philips, B* (2014) Towards the acoustical characterisation of an intensive care unit. Appl. Acoust., 79. pp. 124-130.

Milton, N E (1995) Verification of sound level meters to BS7580 parts 1 and 2. In: Proc. Institute of Acoustics, Autumn Conference, October 1995.

N

Nel, R; Avison, J; Harris, P; Blabla, M; Hämäläinen, J (2017) Final report of key comparison AFRIMETS.AUV.A-K5: primary pressure calibration of LS1P microphones according to IEC 61094-2, over the frequency range 2 Hz to 10 kHz. Metrologia, 54 (1A). 09003 ISSN 0026-1394

P

Payne, R (2004) Uncertainties associated with the use of a sound level meter. NPL Report. DQL-AC 002

Payne, R C (1995) The effect of variations in atmospheric pressure on air attenuation rates. In: Proc. Internoise 95, July 1995, Newport Beach, USA.

Payne, R C (1995) The effect of variations in atmospheric pressure on air attenuation rates. In: Proc. Internoise '95, July 1995, Newport Beach, USA.

Payne, R C (1993) An experimental assessment of the use of ground-level microphones to measure the flyover noise of jet-engined aircraft. NPL Report. RSA(EXT)0039

Payne, R C; Hanes, P (1993) An investigation of measurement uncertainties in the determination of machinery sound power levels. In: Inter-noise 93, August 1993, Leuven, Belgium.

Payne, R C; Simmons, D (2000) Assessment of reproducibility uncertainties for use in international standards on the determination of sound power. NPL Report. CMAM 51

Payne, R C; Simmons, D (2001) Assessment of sound power levels and associated measurement uncertainties of construction equipment. NPL Report. CMAM 65

Payne, R C; Simmons, D (1996) Measurement uncertainties in the determination of the sound power level and emission sound pressure level of machines. NPL Report. CIRA(EXT)007

Payne, R C; Simmons, D (1996) Measurement uncertainties in the determination of the sound power level of machines. In: Proc. Internoise 96, July 1996, Liverpool.

Payne, R C; Simmons, D (1999) The effect of enveloping surface shape and size on the determination of sound power. NPL Report. CMAM 30

Payne, R C; Simmons, D (1998) The establishment of a rapid method of making sound power measurements of machinery noise emission. NPL Report. CMAM 19

Payne, R C; Simmons, D (1998) The establishment of a rapid method of making sound power measurements of machinery noise emission. In: Proc. Internoise 98, 16-20 November 1998, Christchurch, New Zealand.

Payne, R C; Simmons, D (1996) An investigation into the measurement of the environmental correction factor used in the determination of the sound power level and emmision sound pressure level of machines. NPL Report. CIRA(EXT)009

Piper, B J; Koukoulas, T (2015) Sensing sound pressure in an anechoic chamber using back scattered laser light. Acta Phys. Pol. A, 127 (1). pp. 128-131.

Pocklington, R J (2009) The BSA standards forum. British Society of Audiology News, 58. pp. 42-43.

Porter, N D (1997) Night noise contours: a feasibility study. NPL Report. CMAM 4

Porter, N D (1995) Study of the application of British Standard BS 4142:1990 "Method for rating industrial noise affecting mixed residential and industrial areas" (The data sheet study). NPL Report. RSA(EXT)0057A

Porter, N D (1995) The assessment of industrial noise - a review of various national practices. NPL Report. RSA(EXT)0057B

Porter, N D (1995) The assessment of industrial noise - a review of various national practises. Institute of Acoustics Bull., 20 (2). pp. 31-37.

Porter, N D (1995) The assessment of industrial noise - subjective listening tests and objective assessment procedures. NPL Report. RSA(EXT)0057C

Porter, N D; Berry, B F (1993) Subjective effects and objective assessment of combined tonal and impulsive noise. In: 6th Int. Congress on Noise as a Public Health Problem: Noise and Man, 5-9 July 1993, Nice, France.

Porter, N D; Berry, B F (1997) A study of standard methods for measuring the sound quality of industrial products: final report. NPL Report. CIRA(EXT)021

Porter, N D; Flindell, I H*; Berry, B F (1998) Health effect based on noise assessment methods: a review and feasibility study. NPL Report. CMAM 18

Porter, N D; Flindell, I H*; Berry, B F (1998) Health effect-based noise assessment methods: a review and feasibilty study. NPL Report. CMAM 16

Porter, N D; Flindell, I H*; Berry, B F (1993) An acoustic feature model for the assessment of environmental noise. Acoust. Bull. (Nov - ). pp. 40-48.

Porter, N D; Flindell, I H*; Berry, B F (1993) An acoustic feature model for the assessment of environmental noise. Proc. Inst. Acoust., 15 (3). pp. 1015-1024.

Porter, N D; Flindell, I H*; Berry, B F (1993) An acoustic feature model for the assessment of environmental noise. Proc. Inst. Acoust., 15 (3). pp. 1015-1024.

Porter, N D; Flindell, I H*; Berry, B F (1993) An acoustic feature model for the assessment of environmental noise. Acoust. Bull. (Novemb). pp. 40-48.

R

Rodrigues, D*; Lavergne, T*; Olsen, E S*; Fedtke, T*; Barham, R; Durocher, J N* (2015) Methodology of designing an occluded ear simulator. Acta Acustica united with Acoustica, 101 (5). pp. 1007-1015.

S

Sharpe, J P*; Koukoulas, T; Piper, B; Sungar, N*; Tompkins, J (2017) Impact of tracer particle size on optical measurement of sound fields. Appl. Acoust., 120. pp. 54-58.

Sherwood, T R (2004) EUROMET Project 401 - harmonisation of audiometry measurements within Europe. NPL Report. DQL-AC 003

Sherwood, T R (1997) Euromet project 363 - harmonisation of audiometry measurements within Europe. Final Report. NPL Report. CMAM 1

Sherwood, T R; Barham, R G (2004) A review of the relative technical and practical merits of the IEC reference coupler and artificial ear and their future role in pure-tone audiometry. NPL Report. DQL-AC 004

Sherwood, T R; McNeill, H A; Torr, G R (1995) Differences in the performance of metal-and plastic-cased TDH-39 and TDH-49 audiometric earphones, and consequences for their calibration. NPL Report. RSA(EXT)0058

Simmons, D; Jobling, B; Payne, R (2004) Acoustic parameters and uncertainties associated with determining sound power level in hemi-anechoic rooms. NPL Report. DQL-AC 007

Simmons, D; Payne, R (2007) Problems in the industrial application of procedures for measurement of machinery noise emission. NPL Report. DQL-AC 017

Sotirakopoulos, K*; Barham, R G; Piper, B; Nencini, L* (2015) A statistical method for assessing network stability using the Chow test. Environ. Sci. - Process. Impacts, 17 (10). pp. 1841-1850.

Stensfeld, S*; Haines, M M*; Burr, M*; Berry, B F; Lercher, P* (1998) A review of environmental noise and mental health. In: Proc. Noise Effects 98, November 1998, Sydney, Australia.

T

Theobald, P D; Goldsmith, M J; Simmons, D; Beamiss, G A; Shelton, J*; Shepperson, T* (2009) Comparisons of different measurement instruments for the study of complex industrial noise fields. Inst. Acoust. Bull. (Nov/De). pp. 28-32.

This list was generated on Sat Aug 15 02:33:43 2020 BST.