sound level meter Articles

  • Recording audio with level triggers - Sound Level Meters

    Recording audio from a sound level meter measurement is sometimes necessary. Perhaps you need to listen to identify the source of a noise or for post-processing – or even to play back to a project stakeholder. If a measurement is short, it’s easy enough to record audio for an entire measurement and afterward crop the relevant parts. However, measuring for days, weeks or months, ...

  • What is a Data Logging Sound Level Meter?

    Looking to buy a sound level meter? You’ll probably see the term “data logging sound level meter” quite frequently. But what exactly is a data logging sound level meter and what does it mean for your noise measurements? Sound level meters have come a long way since Cirrus starting manufacturing their own models in the 1970s. The advances in computing technology has made it far ...


    By Cirrus Research plc

  • Sound Level Meter Apps – How Accurate Are They?

    There has been a growing awareness of the availability and application of sound level meter apps providing noise measurement functions. Some of these sound level meter apps have been designed to meet, when used with a suitable external microphone, compliance with the relevant instrumentation standards. The vast majority of these are available as free downloads from the Google Play Store or the ...


    By Cirrus Research plc

  • Integrating-averaging sound level meters and Leq explained

    What is Leq? If noise levels are rapidly changing over time then the 'average level' becomes an important tool in any noise assessment, this average is called the “Equivalent Continuous Sound Level“ and is abbreviated to Leq.  Knowing the Leq is vital if you are conducting noise measurements under the Noise at Work Regulations (2005); as stated above, it is the ...


    By Pulsar Instruments Plc

  • What to look for when buying a sound level meter

    Sound level meters: a matter of class  Since sound level meters, or slm's were invented, they have existed in various grades of accuracy.  Today, accuracy is referred to as 'Class' and the reason behind all this rests with the ...


    By Pulsar Instruments Plc

  • CASELLA ENHANCES CEL-630 SOUND LEVEL METERS

    Addition of "Voice Recording" functionality allows user to annotate a measurement and eliminate the need for written notes. Following the launch earlier this year of its ground breaking CEL-630 series of exciting new sound level meters, Casella CEL (www.casellameasurement.com; 01234 844100), has made a number of enhancements that will ...


    By Casella

  • Buy sound level meters online with total confidence

    Why you should have faith when you buy sound level meters online from Pulsar Instruments High standards of management and quality controls Pulsar Instruments plc, is one of the fastest growing manufacturers and suppliers of noise measurement products in the world, announced today that it has resecured its recertification audit from the British ...


    By Pulsar Instruments Plc

  • Before you buy a sound level meter kit

    Make sure you see it before you buy a new sound level meter kit At Pulsar Instruments, we want you to have 100% confidence in our products.  If, after reading through our website, you are still unsure which sound level meter,  ...


    By Pulsar Instruments Plc

  • 50th anniversary of world`s first sound level meter

    Sound Level Meter Celebrates 50th Anniversary 2010 is the year we celebrate the 50th anniversary of Type 2203, the mother of all sound level meters. It was the world’s first precision hand-held and transitorised sound level meter. Produced for 21 years, it sold a record number of 17300 units. With its upgrades Type 2204 (Impulse time constant) and 2209 (peak detector), it accounted for a ...

  • 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

  • Decibel Meters vs. Sound Meter Apps & Cheap Noise Meters

    Pulsar Instruments takes a look at why you should buy professional decibel meters from an established manufacturer for your noise measurements rather than use less accurate alternatives such as mobile sound meter Apps or cheap noise meters. Sound Meter Apps - How accurate are they? There is a growing number of sound meter Apps available as free downloads on Google Play Store and ...


    By Pulsar Instruments Plc

  • Pulsar Sound Level Meter Achieves Germany’s PTB type approval

    A Great Start to 2017 Pulsar Instruments Plc, leading manufacturer of occupational noise measurement products, has announced that the Model 45 Class 1 Sound Level Meter from its flagship Nova series has just received regulatory type approval from the ...


    By Pulsar Instruments Plc

  • Why you should use a windshield with your sound level meter

    We are often asked about the use of the windshield that is supplied with our noise measurement instruments. We agree, it does not look much and can be a bit cumbersome. However, a windshield is an important accessory. We recommend that you have it to hand with you at all times and use it both indoor and outdoor while taking measurements. A windshield comes as standard with our complete sound ...


    By Pulsar Instruments Plc

  • Noise Level Meters for Controlling Noise at Work

    Noise level meters are sophisticated devices used to determine the sound level by capturing and measuring changes in sound pressure.  They tend to be hand-held and will be pointed towards the source of noise. Put simply, sound enters the noise level meter via a small microphone. It is then processed and measurement data or values are displayed digitally in decibels to inform the ...


    By Pulsar Instruments Plc

  • Noise 101: What is Equivalent Continuous Sound Level (Leq)?

    For anyone that is measuring sound, you’ve probably come across the term Leq or Equivalent Continuous Sound Level. But what is it and how can it help us when measuring noise with a sound level meter? Setting the Scene Imagine you work on a busy construction site that is operating all day. You have diggers, cranes, trucks and other ...


    By Cirrus Research plc

  • 10 facts you should know about Nova sound level meters

    You can configure your Nova sound level meter to be as basic or as advanced as you wish depending on the type of noise you want to measure and where. We know some of you will want some specific adds-on and others will want them all and this is where it gets interesting! Here we list some of the most popular features that you can add to your Nova at the time of purchase or later on. It’s ...


    By Pulsar Instruments Plc

  • Nottinghamshire County Council Chooses Casella Sound Level Meter Kits - Case Study

    When Nottinghamshire County Council needed to upgrade its 20-year-old noise monitoring equipment, it made sense to choose two of the latest high performance 63x series sound level meter kits from previous supplier, Casella - leading global specialist in occupational health and environmental risk management solutions Nottinghamshire County Council is the Minerals and Waste Planning Authority ...


    By Casella

  • Ask The Noise Doctor: How Long will the Batteries Last in My Optimus Sound Level Meter?

    Do you have questions about your noise measurement instruments that Google or Wikipedia just can’t seem to answer? Ask The Noise Doctor. I’m here to answer your most frequently asked questions. Whether it’s product or application based, I’m up to the challenge. In this article I’ll be covering battery life in the Optimus Sound Level Meter range. A Commonly Asked ...


    By Cirrus Research plc

  • Noise Monitors and Meters

    Sound level meters Description and ApplicationsThe sound level meter is a lightweight instrument for the measurement of sound pressure level (SPL) in decibels. All ANSI-approved meters meet minimum requirements that include an A-weighted network, a slow-response meter characteristic, and a fully graduated scale with measurements ranging from 80 to 130 dBA. The Type II meter is most frequently ...

  • Are Those Inexpensive iPad Sound Measurement Apps Any Good?

    Are those inexpensive iPad sound measurement apps any good? Are they as accurate as a properly calibrated $2,000 type 2 sound level meter? Let's review three separate studies, and an article: Study #1 In early 2014, NIOSH reviewed 192 sound measurement apps. NIOSH concluded, ...

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