precision sound calibrator Articles

  • How Often You Should Calibrate A Sound Level Meter

    Do you calibrate a sound level meter frequently? Most sound level meter users know they must calibrate their sound level meters but a questions I frequently get asked if “how often?” Here’s my best practice advice so you can calibrate with confidence. What Do We Mean by Sound Level Meter ...


    By Cirrus Research plc

  • On the right track

    High-speed train manufacturer, CAF, rely on world-class beamforming technology to reduce the noise generated by their trains – helping to make high-speed trains a more viable option for travellers and operators alike. Because of its relatively low levels of CO2 emissions, train travel is considered one of the ...

  • Noise Measurement

    Definitions Threshold and criterion levels The threshold level is the A-weighted sound level at which a personal noise dosimeter begins to integrate noise into a measured exposure. For example, if the threshold level on a sound level meter is set at 80 decibels (dB), it will capture and integrate into the computation of dose all noise in the employee's hearing zone that equals or exceeds 80 dB. ...


  • Transducers – “A lifetime of quality”

    At Brüel & Kjær, transducers are a core part of our business. They have been for more than50 years – almost a lifetime! The quality of our transducers is world-renowned. It is the result of our unique experience and knowledge, backed up by meticulous testing and quality control. Experience, Knowledge and Innovation Our experience and knowledge, acquired over ...

  • Sonic booms – environmentally friendly?

    JAXA and Brüel & Kjær Join Forces to Measure Sonic Booms Brüel & Kjær and JAXA join forces in a research project to measure sonic booms. Side-by-side with JAXA’s ABBA sonic boom system, Brüel & Kjær’s PULSE LAN-XI based data acquisition and analysis system is used to study the effects of sonic booms on buildings. When ...

  • Online analyser for heavy metals: SEIBOLD Composer

    SEIBOLD COMPOSER Analyser can perform continuous analysis of heavy metals in water. The colorimetric analysis - stated by the WHO as reliable and best fitting method for online analysis - is used for reliable and accurate results and low total cost of measurement (TCM). Parameters: Aluminium Al (*) Arsenic As Cadmium Cd Cobalt Co ...

  • Konica Minolta - pulse noise source identification

    The Company Konica Minolta is a Japanese holding group and was formed by the integration of Konica Corporation and Minolta Co., Ltd. The group’s product portfolio includes business products and services and industrial products and services. Konica Minolta conducts its operations worldwide. Konica Minolta Business Technologies, Inc. provides equipment for offices and production ...

  • Robots reduce test setup by 90%

    Konica Minolta Business Technologies Inc.’s newly established acoustic test laboratory has world-class acoustic features and equipment. Brüel & Kjær contributed with a turnkey PULSE solution including the supply of a microphone positioning robot with computer control for the automatic determination of sound power. Setting up for a test used to take 45 minutes but, as a result ...

  • Performance-Based Measurement Systems

    Many of the Environmental Protection Agency's (EPA's) methods used to monitor air, water and soil for environmental contaminants prescribe step-by-step details on how the chemical analysis must be conducted and prohibit any deviations or variations. The EPA has recognized that monitoring equipment and technology have improved tremendously over the last few years; that environmental media do not ...


    By WSP | Parsons Brinckerhoff

  • By the Numbers

    In a sense, metrology makes the world go around. It can quantify how long it takes the Earth to rotate, and the science of weights and measurements underpins everything from telling time to ensuring the fairness of international trade agreements. Metrologists must be extremely precise in their measurements, according to Alan Steele, Canada’s chief metrologist and the general manager of ...


    By ASTM International

  • Urban Noise Monitoring in Madrid

    Dynamic mapping helps Madrid improve the quality of life for her citizens and visitors alike. With its 3 000 000 inhabitants and 2500 km of streets, Madrid is an excellent example of what can be done to improve human comfort related to urban noise. Since the late 60s, Madrid City Council has been working on noise problems. During this period, global environmental analysis has focused on how ...

  • ITS marketing manager quoted in WaterTech

    Professional, ethical testing will start you off on the right foot and will directly determine which services the customer may need. Many substances could be in a customer’s water, but, “It’s not necessary to test for every parameter; that’s what labs are for,” advises Rob Samborn, director of sales and marketing for HM Digital, a Los Angeles-based maker of water ...

  • Long-term noise monitoring – how a new approach leads to a better result

    Good Neighbours Limit their Noise Impact Long-term noise monitoring has taken place in various applications for many years. Business such as airports, power stations, refineries, mines, etc., may be required to perform continuous noise monitoring to ensure legal operating conditions are not breached, and to demonstrate to local authorities and communities that the business continues to be a good ...

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