Keyword: Acoustic measurement
British Standards Institute, BSI

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BSI Standards

BS 3539:1986

Specification for sound level meters for the measurement of noise emitted by motor vehicles

0 580 15083 6

Summary: Particular requirements, procedure for the verification of accuracy, and the information to be shown on the calibration certificate.

Keywords: Sound-level meters, Noise (environmental), Acoustic measurement, Acoustic equipment, Traffic, Road vehicles, Motor vehicles, Working range, Accuracy, Verification, Calibration, Frequencies, Testing conditions, Sensitivity

BS 3970-1:1990

Sterilizing and disinfecting equipment for medical products. Specification for general requirements

0 580 17940 0

Summary: For sterilizers used in hospitals and other medical, clinical and ancilliary institutions.

Keywords: Sterilizers, Steam sterilizers, Sterilization (hygiene), Hospital equipment, Medical equipment, Designations, Pressure vessels, Doors, Control devices, Safety valves, Design, Performance testing, Marking, Inspection, Welding, Stress analysis, Welded joints, Classification systems, Industrial, Design calculations, Joints, Test equipment, Size coding, Life (durability), Interlocks, Performance, Certificates of conformity, Noise (environmental), Signal devices, Fatigue, Acoustic measurement

BS 4142:1997

Method for rating industrial noise affecting mixed residential and industrial areas

0 580 28300 3

Keywords: Noise (environmental), External, Industrial, Factories, Industrial facilities, Business facilities, Residential areas, Ratings, Acoustic measurement, Sound intensity, Volume (sound), Acoustics, Calibration, Mathematical calculations, Daytime, Night-time, Reports

BS 4856-4:1997

Methods for testing and rating fan coil units, unit heaters and unit coolers. Determination of sound power levels of fan coil units, unit heaters and unit coolers using reverberating rooms

0 580 27607 4

Keywords: Fan coil units, Air treatment devices, Air-conditioning equipment, Unit heaters, Unit coolers, Heat exchangers, Performance, Acoustic measurement, Acoustic testing, Sound intensity, Ratings, Mathematical calculations, Noise (environmental), Reverberation rooms, Test equipment, Sound sources, Installation

BS 4857-2:1978

Methods for testing and rating terminal reheat units for air distribution systems. Acoustic testing and rating

0 580 10277 7

Summary: Methods of testing and rating for static terminal attenuation; sound generation, upstream and downstream of the unit; radiation of sound from the casing.

Keywords: Air treatment devices, Air-conditioning equipment, Air-distribution systems, Heat exchangers, Acoustic testing, Ratings, Noise (environmental), Sound intensity, Performance testing, Acoustic measurement, Audiofrequencies, Sound sources, Graphical methods, Extrapolation, Air terminal devices, Air heaters

BS 4954-2:1978

Methods for testing and rating induction units for air distribution systems. Acoustic testing and rating

0 580 10332 3

Summary: Methods of acoustic testing and rating of induction units for sound power emission and terminal attenuation.

Keywords: Induction units, Air control devices, Air-conditioning systems, Air-distribution systems, Acoustic testing, Acoustic measurement, Ratings, Noise (environmental), Sound intensity, Audiofrequencies, Sound sources, Graphical methods, Extrapolation

BS 5228-1:1997

Noise and vibration control on construction and open sites. Code of practice for basic information and procedures for noise and vibration control

0 580 26845 4

Keywords: Noise control (acoustic), Noise (environmental), Vibration, Acoustic engineering, Building sites, Construction engineering works, Construction operations, Construction equipment, Safety measures, Occupational safety, Legislation, Sound intensity, Acoustic measurement, Mathematical calculations, Sound insulation, Enclosures, Vibration control, Earth-moving equipment, Bulldozers, Dumper trucks, Site-levelling machines, Scrapers (earthmoving equipment), Pile drivers, Loaders, Excavating equipment, Boring equipment (earthworks), Drilling rigs, Compacting equipment, Vibrators (compacting), Concrete vibrators, Concrete mixers, Concrete spreaders, Concrete breakers, Percussion drills, Pneumatic equipment, Drilling machines, Air compressors, Electric generators, Cranes, Hoists, Lifting equipment, Tip lorries, Road rollers, Industrial tractors, Mining equipment, Welding equipment, Water pumps, Circular saws (machines), Demolition, Site clearance, Excavating, Compacting, Piling, Road surfacing, Roads, Motorways, Coal mining, Quarrying, Dredging, Scaffolding processes, Riveting

BS 5330:1976

Method of test for estimating the risk of hearing handicap due to noise exposure

0 580 09481 2

Summary: Specifies a relationship between noise exposure and the expected incidence of hearing handicap. The exposure is derived from the equivalent continuous A-weighted sound level during an 8-hour working day, whilst the handicap is taken as 30 dB referred to a specified audiometric zero.

Keywords: Hearing (auditory perception), Acoustic measurement, Hearing defects, Occupational medicine, Noise-induced hearing loss, Noise (environmental), Estimation, Auditory threshold, Duration

BS 5550-7.2.5:1980

Cinematography. Production and presentation. Screens and screen luminance. Specification for cinematograph screens

0 580 09036 1

Summary: Screens for the projection of motion-picture films.

Keywords: Cinematography, Screens (projection), Design, Optical properties of materials, Labels, Marking, Perforations, Attenuation, Acoustic measurement, Reflection factor, Optical measurement, Test equipment, Transmittance

BS 5550-7.4.1:1990

Cinematography. Production and presentation. Sound. Specifications and measurements for the B-chain electro-acoustic response of motion-picture control rooms and indoor theatres

0 580 18325 4

Keywords: Cinematography, Cinemas, Acoustoelectric effects, Acoustics, Acoustic measurement, Sound intensity, Acoustic properties and phenomena, Sound reproduction, Acoustic testing, Test equipment, Testing conditions, Error correction, Theatres, Concert halls, Equipment housing facilities

BS 5550-7.4.2:2000

Cinematography. Production and presentation. Sound. Specification for maximum recording levels for commercials and trailers

0 580 33209 8

Keywords: Cinematography, Cinemas, Acoustics, Motion-picture film, Sound intensity, Volume (sound), Maximum, Sound reproduction, Recording engineering, Acoustic properties and phenomena, Acoustic measurement

BS 5721:1979

Specification for frequency weighting for the measurement of aircraft noise (D-weighting)

0 580 10757 4

Summary: Defines a weighting characteristic, designated D, for certain measurements of aircraft noise.

Keywords: Aircraft, Noise (environmental), Acoustic measurement, Frequency response, Tolerances (measurement), Frequencies, Weighting functions

BS 5727:1979

Method for describing aircraft noise heard on the ground

0 580 10797 3

Summary: Method of measuring and recording, data processing and normalization at two levels of sophistication (frequency weighting, spectral analysis). Results can cover single events or noise exposure over period. The noise is treated either as intrusive or as part of other background noise. Applicable to noise certification, monitoring, land-use, planning.

Keywords: Aircraft, Noise (environmental), Acoustic measurement, Testing conditions, Recording instruments (measurement), Frequencies, Audiofrequencies, Attenuation, Hearing (auditory perception)

BS 5817-20:1989

Specification for audiovisual, video and television equipment and systems. Methods of measuring and reporting the performance of 16 mm sound film projectors

0 580 17424 7

Summary: Characteristics, methods of measurement and associated measurement conditions affecting the performance of 16 mm projectors and are related to picture quality and recorded sound reproduced from photographic and magnetic sound tracks together with standard ways of reporting performance. Equipment specifically designed for telecine use is excluded.

Keywords: Sound projectors, Motion-picture projectors, Projectors (image), Cinematography, Photographic equipment, Performance testing, Testing conditions, Recording tracks, Light emission, Illuminance, Resolution, Accuracy, Amplification, Acoustic measurement, Signal-to-noise ratio, Sound tracks, Efficiency, Frequency response

BS 5942-7:1987

High fidelity audio equipment and systems; minimum performance requirements. Specification for loudspeakers

0 580 16066 1

Summary: Minimum performance requirements and methods of measurement for loudspeakers and loudspeaker systems. Excludes unmounted speakers and speaker systems comprising active components.

Keywords: Audio equipment, Audio systems, Loudspeakers, Audiofrequencies, Performance testing, Performance, Acoustic measurement, Sound intensity, Acoustic properties and phenomena, Frequency response, Harmonics, Electric connectors, Instructions for use, Communication equipment, Electronic equipment and components, Domestic, Household equipment, Testing conditions, Signal distortion

BS 5944-1:1992

Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for pumps

0 580 21395 1

Keywords: Hydraulic transmission systems, Hydraulic equipment, Pumps, Noise (environmental), Sound intensity, Acoustic measurement, Testing conditions, Acoustic testing, Measurement characteristics, Test equipment, Errors, Standard deviation, Grades (quality), Position

BS 5944-2:1992

Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for motors

0 580 21396 X

Keywords: Hydraulic transmission systems, Noise (environmental), Hydraulic equipment, Hydraulic motors, Acoustic measurement, Sound intensity, Testing conditions, Test equipment, Errors, Acoustic testing, Standard deviation, Error correction, Position, Grades (quality)

BS 5944-4:1984

Measurement of airborne noise from hydraulic fluid power systems and components. Method of determining sound power levels from valves controlling flow and pressure

0 580 13780 5

Summary: Describes procedures for the determination of sound power levels of a hydraulic fluid power valve under controlled conditions of installation and operation, suitable for providing a basis for comparing the noise levels of valves.

Keywords: Hydraulic transmission systems, Noise (environmental), Acoustic measurement, Sound intensity, Valves, Hydraulically-operated devices, Cavitation, Free-field rooms, Testing conditions, Flow regulators, Pressure regulators, Liquid valves

BS 5944-5:1985

Measurement of airborne noise from hydraulic fluid power systems and components. Simplified method of determining sound power levels from pumps using an anechoic chamber

0 580 14515 8

Summary: Describes simplified procedures for the determination of the sound power levels of a hydraulic fluid power pump under controlled conditions of installation and operation using a quadrispherical microphone array in an anechoic chamber. These procedures provide a basis for comparing noise levels of pumps.

Keywords: Hydraulic transmission systems, Pumps, Hydraulic equipment, Noise (environmental), Acoustic measurement, Sound intensity, Free-field rooms, Testing conditions, Installation, Error correction

BS 5944-6:1992

Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for pumps using a parallelepiped microphone array

0 580 21397 8

Keywords: Pumps, Hydraulic transmission systems, Hydraulic equipment, Noise (environmental), Sound intensity, Acoustic measurement, Measurement characteristics, Acoustic testing, Test equipment, Errors, Standard deviation, Environment (working), Position, Grades (quality)

BS 6083-10:1988

Hearing aids. Guide to hearing aid standards

0 580 16452 7

Summary: Details all appropriate IEC publications related to hearing aids and indicates particular measurement requirements.

Keywords: Hearing aids, Acoustoelectric devices, Aids for the disabled, Medical equipment, Vocabulary, Standards, International standards, Acoustic measurement, Classification systems

BS 6083-3:1991

Hearing aids. Methods for measurement of electroacoustical characteristics of hearing aid equipment not entirely worn on the listener

0 580 19325 X

Summary: Describes methods of determining the overall performance and also the measurement of certain parameters including frequency response, air to air gain, acoustic output, internal noise etc.

Keywords: Hearing aids, Distant, Aids for the disabled, Medical equipment, Acoustoelectric devices, Acoustic measurement, Frequency response, Sound intensity, Sensitivity, Testing conditions, Electrical measurement, Performance testing

BS 6083-9:1986

Hearing aids. Methods for measurement of characteristics of hearing aids with bone vibrator output

0 580 15485 8

Summary: Covers bone vibrators which are integral with, not integral with, or attachments to hearing aids, and specifies the methods of measuring the hearing aid output and expresses the input/output ratio as an acousto-mechanical sensitivity level measured on a mechanical coupler.

Keywords: Hearing aids, Aids for the disabled, Acoustoelectric devices, Acoustic measurement, Sensitivity, Performance testing, Testing conditions, Test equipment, Frequency response, Vibration measurement, Medical equipment, Transducers

BS 6086:1981

Method of measurement of noise inside motor vehicles

0 580 11886 X

Summary: Covers motor vehicles intended for road use, including those where driver and/or passenger occupy an open cabin, but excluding agricultural tractors. Very low frequency pressure oscillations are excluded.

Keywords: Acoustic measurement, Motor vehicles, Road vehicles, Acoustic testing, Drivers (vehicles), Internal, Hearing (auditory perception), Road vehicle engineering, Noise (environmental), Testing conditions, Recording instruments (measurement), Sound intensity

BS 6310:1982

Specification for occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts

0 580 13044 4

Summary: Specifies a simulator for the calibration of insert earphones in the frequency range 100 Hz to 10 000 Hz in terms of the sound pressure at the eardrum. Defines terms used, and gives performance specification and tests, coupling arrangements, calibration details and a specific example for the design of such a device.

Keywords: Artificial ears, Acoustic equipment, Earphones, Acoustic measurement, Calibration, Dimensions, Performance, Sound intensity

IEC 60711:1981

Specification for occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts

0 580 13044 4

Summary: Specifies a simulator for the calibration of insert earphones in the frequency range 100 Hz to 10 000 Hz in terms of the sound pressure at the eardrum. Defines terms used, and gives performance specification and tests, coupling arrangements, calibration details and a specific example for the design of such a device.

Keywords: Artificial ears, Acoustic equipment, Earphones, Acoustic measurement, Calibration, Dimensions, Performance, Sound intensity

BS 6655:1986

Specification for pure tone air conduction threshold audiometry for hearing conservation purposes

0 580 14782 7

Summary: Procedures and requirements for audiometry, without masking, using either an automatic recording fixed frequency audiometer or a manual one. Bracketing and ascending procedures are given for the latter.

Keywords: Audiometry, Auditory threshold, Hearing (auditory perception), Hearing defects, Noise-induced hearing loss, Definitions, Acoustic measurement, Occupational medicine, Testing conditions, Calibration, Sound intensity, Reproducibility, Bibliography

EN 26189:1991

Specification for pure tone air conduction threshold audiometry for hearing conservation purposes

0 580 14782 7

Summary: Procedures and requirements for audiometry, without masking, using either an automatic recording fixed frequency audiometer or a manual one. Bracketing and ascending procedures are given for the latter.

Keywords: Audiometry, Auditory threshold, Hearing (auditory perception), Hearing defects, Noise-induced hearing loss, Definitions, Acoustic measurement, Occupational medicine, Testing conditions, Calibration, Sound intensity, Reproducibility, Bibliography

ISO 6189-1983

Specification for pure tone air conduction threshold audiometry for hearing conservation purposes

0 580 14782 7

Summary: Procedures and requirements for audiometry, without masking, using either an automatic recording fixed frequency audiometer or a manual one. Bracketing and ascending procedures are given for the latter.

Keywords: Audiometry, Auditory threshold, Hearing (auditory perception), Hearing defects, Noise-induced hearing loss, Definitions, Acoustic measurement, Occupational medicine, Testing conditions, Calibration, Sound intensity, Reproducibility, Bibliography

BS 6805-1:1987

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Glossary of terms

0 580 15554 4

Keywords: Noise (environmental), Sound intensity, Acoustic measurement, Declarations, Verification, Statistical testing, Statistical methods of analysis, Vocabulary

EN 27574-1:1988

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Glossary of terms

0 580 15554 4

Keywords: Noise (environmental), Sound intensity, Acoustic measurement, Declarations, Verification, Statistical testing, Statistical methods of analysis, Vocabulary

ISO 7574-1:1985

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Glossary of terms

0 580 15554 4

Keywords: Noise (environmental), Sound intensity, Acoustic measurement, Declarations, Verification, Statistical testing, Statistical methods of analysis, Vocabulary

BS 6805-2:1987

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Method for determining and verifying stated values for individual machines

0 580 15555 2

Summary: Guidelines for determining labelled values in the situation in which each machine produced has its own individually-labelled value for its noise emission. Also a method for verifying compliance of the noise emission of an individual machine or item of equipment with its labelled value.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis

EN 27574-2:1988

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Method for determining and verifying stated values for individual machines

0 580 15555 2

Summary: Guidelines for determining labelled values in the situation in which each machine produced has its own individually-labelled value for its noise emission. Also a method for verifying compliance of the noise emission of an individual machine or item of equipment with its labelled value.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis

ISO 7574-2:1985

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Method for determining and verifying stated values for individual machines

0 580 15555 2

Summary: Guidelines for determining labelled values in the situation in which each machine produced has its own individually-labelled value for its noise emission. Also a method for verifying compliance of the noise emission of an individual machine or item of equipment with its labelled value.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis

BS 6805-3:1987

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Method for determining and verifying stated values for batches of machines using a simple (transition) method

0 580 15556 0

Summary: Guidelines for determining the labelled value by the labeller. Also a simple method for verifying compliance of the noise emissions from a batch (lot) of machinery or equipment with its labelled value when a specific noise labelling code does not exist.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis, Batch production

EN 27574-3:1988

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Method for determining and verifying stated values for batches of machines using a simple (transition) method

0 580 15556 0

Summary: Guidelines for determining the labelled value by the labeller. Also a simple method for verifying compliance of the noise emissions from a batch (lot) of machinery or equipment with its labelled value when a specific noise labelling code does not exist.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis, Batch production

ISO 7574-3:1985

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Method for determining and verifying stated values for batches of machines using a simple (transition) method

0 580 15556 0

Summary: Guidelines for determining the labelled value by the labeller. Also a simple method for verifying compliance of the noise emissions from a batch (lot) of machinery or equipment with its labelled value when a specific noise labelling code does not exist.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis, Batch production

BS 6805-4:1987

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Methods for determining and verifying stated values for batches of machines

0 580 15557 9

Summary: Guidelines for determining the labelled value by the labeller and statistical sampling procedures for verifying compliance of the noise emissions of a batch (lot) of machinery and equipment with its labelled value. Information to assist in drawing up specific labelling codes for specific families of machines.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis, Batch production, Sampling methods, Statistical quality control, Standard deviation, Probability theory, Estimation, Graphic representation, Power spectra, Sampling tables

EN 27574-4:1988

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Methods for determining and verifying stated values for batches of machines

0 580 15557 9

Summary: Guidelines for determining the labelled value by the labeller and statistical sampling procedures for verifying compliance of the noise emissions of a batch (lot) of machinery and equipment with its labelled value. Information to assist in drawing up specific labelling codes for specific families of machines.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis, Batch production, Sampling methods, Statistical quality control, Standard deviation, Probability theory, Estimation, Graphic representation, Power spectra, Sampling tables

ISO 7574-4:1985

Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Methods for determining and verifying stated values for batches of machines

0 580 15557 9

Summary: Guidelines for determining the labelled value by the labeller and statistical sampling procedures for verifying compliance of the noise emissions of a batch (lot) of machinery and equipment with its labelled value. Information to assist in drawing up specific labelling codes for specific families of machines.

Keywords: Noise (environmental), Sound intensity, Declarations, Acoustic measurement, Verification, Statistical methods of analysis, Batch production, Sampling methods, Statistical quality control, Standard deviation, Probability theory, Estimation, Graphic representation, Power spectra, Sampling tables

BS 6812-3:1991

Airborne noise emitted by earth-moving machinery. Method of measurement of exterior noise in dynamic test conditions

0 580 20056 6

Summary: Method for determining the A-weighted sound power level of earth-moving machinery operating to a specified work cycle.

Keywords: Earth-moving equipment, Excavating equipment, Noise (environmental), Acoustic measurement, Sound intensity, Simulation, Position, Test equipment, Testing conditions, Tractors, Loaders, Bulldozers, Mechanical shovels, Formulae (mathematics)

ISO 6395:1988

Airborne noise emitted by earth-moving machinery. Method of measurement of exterior noise in dynamic test conditions

0 580 20056 6

Summary: Method for determining the A-weighted sound power level of earth-moving machinery operating to a specified work cycle.

Keywords: Earth-moving equipment, Excavating equipment, Noise (environmental), Acoustic measurement, Sound intensity, Simulation, Position, Test equipment, Testing conditions, Tractors, Loaders, Bulldozers, Mechanical shovels, Formulae (mathematics)

BS 6833-2:1992

Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks. Specification for cordless telephone apparatus using radio links

0 580 19766 2

Summary: For cordless telephone apparatus, using radio links, for connection to public switched telephone networks.

Keywords: Telephones, Telephone equipment, Communication equipment, Telecommunication systems, Radiotelephony, Portable, Radio links, Telephone networks, Marking, Instructions for use, Telephony, Radiocommunication, Telecommunication, Telephone receivers, Telephone transmitters, Speech transmission systems, Noise (spurious signals), Reception, Sensitivity, Volume (sound), Testing conditions, Test equipment, Circuits, Analysis of variance, Performance testing, Performance, Electric pins, Numerical designations, Sound intensity, Voltage, Electric current, Electrical wave measurement, Impact testing, Acoustic measurement, Signal level, Cordless telephone equipment

BS 6840-1:1987

Sound system equipment. Methods for specifying and measuring general characteristics used for equipment performance

0 580 15839 X

Keywords: Audio equipment, Audio systems, Communication equipment, Performance testing, Acoustic testing, Acoustic measurement, Testing conditions, Accuracy, Marking, Test equipment, Experimental data, Graphic representation, Magnetic field measurement, Frequencies, Signal level, Weighting functions, Errors, Calibration

IEC 60268-1:1985

Sound system equipment. Methods for specifying and measuring general characteristics used for equipment performance

0 580 15839 X

Keywords: Audio equipment, Audio systems, Communication equipment, Performance testing, Acoustic testing, Acoustic measurement, Testing conditions, Accuracy, Marking, Test equipment, Experimental data, Graphic representation, Magnetic field measurement, Frequencies, Signal level, Weighting functions, Errors, Calibration

BS 6840-10:1991

Sound system equipment. Methods for specifying and measuring the characteristics of peak programme level meters

0 580 19973 8

Summary: Characteristics, relevant methods of measurement and performance requirements (in some cases) for audio frequency peak programme level meters for use in equipment for broadcasting, sound reinforcement, sound recording and household entertainment.

Keywords: Peak programme meters, Acoustic measurement, Acoustic equipment, Audio equipment, Instrument scales, Dimensions, Product specification, Testing conditions, Performance, Grades (quality), Signal devices, Display devices, Recording equipment, Voltage, Signal level, Circuits, Calibration, Damping

IEC 60268-10:1991

Sound system equipment. Methods for specifying and measuring the characteristics of peak programme level meters

0 580 19973 8

Summary: Characteristics, relevant methods of measurement and performance requirements (in some cases) for audio frequency peak programme level meters for use in equipment for broadcasting, sound reinforcement, sound recording and household entertainment.

Keywords: Peak programme meters, Acoustic measurement, Acoustic equipment, Audio equipment, Instrument scales, Dimensions, Product specification, Testing conditions, Performance, Grades (quality), Signal devices, Display devices, Recording equipment, Voltage, Signal level, Circuits, Calibration, Damping

BS 6840-17:1991

Sound system equipment. Methods for specifying and measuring the characteristics of standard volume indicators

0 580 19533 3

Summary: Defines the characteristics, methods of measurement, scale colours and standard scale markings, and requirements for a built-in or external attenuator for VU indicators (VU-meters) for use in recording studios and broadcast control rooms.

Keywords: Sound-level meters, Acoustic measurement, Acoustic equipment, Audio equipment, Audio systems, Volume (sound), Performance, Response time, Frequency response, Instrument scales, Sensitivity, Attenuation, Input impedance, Signal distortion, Circuits, Test equipment, Colour

IEC 60268-17:1990

Sound system equipment. Methods for specifying and measuring the characteristics of standard volume indicators

0 580 19533 3

Summary: Defines the characteristics, methods of measurement, scale colours and standard scale markings, and requirements for a built-in or external attenuator for VU indicators (VU-meters) for use in recording studios and broadcast control rooms.

Keywords: Sound-level meters, Acoustic measurement, Acoustic equipment, Audio equipment, Audio systems, Volume (sound), Performance, Response time, Frequency response, Instrument scales, Sensitivity, Attenuation, Input impedance, Signal distortion, Circuits, Test equipment, Colour

BS 6840-18:1996

Sound system equipment. Peak programme level meters. Guide for digital audio level meter

0 580 26108 5

Summary: Recommends characteristics to be specified and methods of measurement for digital audio peak level indicators for professional and consumer use.

Keywords: Meters, Digital signals, Audio equipment, Environment (working), Signal level, Precision, Acoustic measurement, Signal devices, Display devices, Instrument scales, Signal processing, Audio systems

IEC 60268-18:1995

Sound system equipment. Peak programme level meters. Guide for digital audio level meter

0 580 26108 5

Summary: Recommends characteristics to be specified and methods of measurement for digital audio peak level indicators for professional and consumer use.

Keywords: Meters, Digital signals, Audio equipment, Environment (working), Signal level, Precision, Acoustic measurement, Signal devices, Display devices, Instrument scales, Signal processing, Audio systems

BS 6840-9:1987

Sound system equipment. Methods for specifying and measuring the characteristics of artificial reverberation, time delay and frequency shift equipment

0 580 16222 2

Summary: Applicable to equipments which are considered to be amplifiers designed for special purposes.

Keywords: Recording equipment, Recording engineering, Acoustic equipment, Acoustic engineering, Audio equipment, Amplifiers, Electronic equipment and components, Reverberation, Acoustic properties and phenomena, Acoustic variables control, Acoustic signals, Signal processing, Delay circuits, Time, Sound generators, Frequency control, Reverberation time, Acoustic measurement, Frequency response, Acoustic testing, Audio amplifiers, Public-address systems, Communication equipment

IEC 60268-9:1977

Sound system equipment. Methods for specifying and measuring the characteristics of artificial reverberation, time delay and frequency shift equipment

0 580 16222 2

Summary: Applicable to equipments which are considered to be amplifiers designed for special purposes.

Keywords: Recording equipment, Recording engineering, Acoustic equipment, Acoustic engineering, Audio equipment, Amplifiers, Electronic equipment and components, Reverberation, Acoustic properties and phenomena, Acoustic variables control, Acoustic signals, Signal processing, Delay circuits, Time, Sound generators, Frequency control, Reverberation time, Acoustic measurement, Frequency response, Acoustic testing, Audio amplifiers, Public-address systems, Communication equipment

BS 6912-3:1990

Safety of earth-moving machinery. Sound test method for machine-mounted forward and reverse warning alarm

0 580 18962 7

Summary: Outlines procedures and sets criteria necessary to evaluate the audible performance of alarms mounted on earth-moving machines intended to warn personnel of the potential hazard of the machine moving under its own power.

Keywords: Earth-moving equipment, Equipment safety, Safety measures, Materials handling equipment, Construction equipment, Alarm systems, Warning devices, Sound generators, Acoustic equipment, Performance testing, Testing conditions, Sound intensity, Acoustic measurement

ISO 9533:1989

Safety of earth-moving machinery. Sound test method for machine-mounted forward and reverse warning alarm

0 580 18962 7

Summary: Outlines procedures and sets criteria necessary to evaluate the audible performance of alarms mounted on earth-moving machines intended to warn personnel of the potential hazard of the machine moving under its own power.

Keywords: Earth-moving equipment, Equipment safety, Safety measures, Materials handling equipment, Construction equipment, Alarm systems, Warning devices, Sound generators, Acoustic equipment, Performance testing, Testing conditions, Sound intensity, Acoustic measurement

BS 6940-1:1989

Total Access Communication System (T.A.C.S). Specification for performance requirements for mobile stations

0 580 18598 2

Summary: Specifies, in conjunction with Part 2, the performance requirements for mobile stations operating in the Total Access Communication System (sometimes known as the Cellular Radio System).

Keywords: Radiotelephony, Telephone systems, Telephony, Mobile communication systems, Telecommunication systems, Frequencies, Bandwidths, Instructions for use, Grades (quality), Power measurement (electric), Errors, Frequency measurement, Noise (spurious signals), Receivers, Sensitivity, Intermodulation, Acoustic measurement, Audiofrequencies, Volume (sound), Modulation, Frequency response, Signal distortion, Calibration, Test equipment, Performance testing, Tolerances (measurement), Performance, Marking, Testing conditions, Circuits, Electrical wave measurement, Radiocommunication, Communication equipment, Radio equipment, Radio receivers, Radio transmitters, Telephones, Telephone equipment, Telephone transmitters, Telephone receivers, Mobile radio systems

BS 6955-15:1994

Calibration of vibration and shock pick-ups. Method of test for acoustic sensitivity

0 580 23087 2

Keywords: Vibration, Calibration, Mechanical shock, Pick-ups, Transducers, Measuring instruments, Test equipment, Vibration measurement, Vibration testing, Acoustic equipment, Acoustic measurement, Acoustic testing, Acoustics

ISO 5347-15:1993

Calibration of vibration and shock pick-ups. Method of test for acoustic sensitivity

0 580 23087 2

Keywords: Vibration, Calibration, Mechanical shock, Pick-ups, Transducers, Measuring instruments, Test equipment, Vibration measurement, Vibration testing, Acoustic equipment, Acoustic measurement, Acoustic testing, Acoustics

BS 7022:1988

Guide for geophysical logging of boreholes for hydrogeological purposes

0 580 16871 9

Summary: Factors to be considered and measurements to be made when logging boreholes. Also provides guidance on field practice with an indication of how variations may be made to take account of local conditions.

Keywords: Geophysics, Geology, Hydrology, Geophysical measurement, Trenches, Wells, Water resources, Ground water, Water, Potable water, Quality, Test equipment, Selection, Stratigraphy, Flow measurement, Electrical conductivity, Electrical measurement, Resistance measurement, Electrical resistivity, Voltage measurement, Acoustic measurement, Inductance measurement, Radiation measurement, Gamma-radiation, Density measurement, Porosity measurement, Temperature measurement, Diameter measurement, Magnetic flux density, Neutrons, Visual inspection (testing), Closed-circuit television, Physical planning, Safety measures

BS 7135-2:1989

Noise emitted by computer and business equipment. Method of measurement of high-frequency noise

0 580 17677 0

Summary: Four methods for determining the sound power levels of high-frequency noise in the octave band centred at 16 Hz, three based in the reverberation room technique and on in free-field conditions over a reflecting plane.