Sound Level Meters

Test & Measuring Instruments

Cable-Free Noise Dosimeter helps prevent workplace hearing loss.

January 22, 2016

Weighing 4 oz and measuring 3.3 x 2.1 x 2.1 in., shoulder-mounted dBadge2™ captures every metric needed to satisfy noise exposure regulatory requirements worldwide. Bluetooth® 4.0 allows exposure data, along with comments, to be emailed wirelessly from hand-held device and enables multiple dosimeters to be wirelessly controlled from distances of 100 ft or more away. Updated for viewing in real-time, exposure data provides device status and noise level information before and during sampling. Read More

Test & Measuring Instruments

Measurement Partner Expansion and Update Transforms Noise Measurement Process

July 14, 2015

New sound level meter Wi-Fi connectivity, smartphone field app and cloud storage makes sound and vibration measurement easier than ever Nærum, Denmark -- Brüel & Kjær today announced a major expansion and update to Measurement Partner, a comprehensive suite of solutions that supports sound level meter customers through every step of the sound measurement process. Significant updates to... Read More

Test & Measuring Instruments

Sound Level Meter meets ANSI standards requirements.

June 24, 2015

Designed for use in industrial applications that call for ANSI standards, SoniChek PRO (Part No. 3550) features and A/C weighting and backlit display. and is designed according to IEC651 (Type 2) and ANSI S1.4 (Type 2) standards. Areas of use include such commercial and residential applications as fire alarm, home theater, plant maintenance, and HVAC installations.<br /> Read More

Test & Measuring Instruments

Validation System measures earplug/earmuff effectiveness.

May 20, 2015

Measuring 7 standard frequencies for both ears in less than 3 seconds, 3M E-A-Rfit Dual-Ear Validation System generates Personal Attenuation Rating to validate hearing protection and assist with hearing protector selection. System measures sound pressure levels objectively, both outside and inside hearing protection. Once measurement is complete, software displays PAR along with pass/fail indication for worker&rsquo;s noise exposure level. Results are not affected by hearing level of employee. Read More

Test & Measuring Instruments

Shoulder-Mounted Noise Dosimeter features Bluetooth connectivity.

May 5, 2015

Offered in models with optional octave band data capture and audio event recording, cable-free dBadge2&trade; comes with Airwave&trade; app that captures every metric needed for worldwide noise exposure regulatory requirements. Dosimeter supports connection to Apple® or Android® mobile devices via Bluetooth® 4.0 communications, and full color OLED screen ensures legible results viewing in any lighting condition. Other features include 2-button operation, ½ in. microphone, and secure data storage. Read More

Test & Measuring Instruments

Sound Level Meter meets high-end installation needs.

April 14, 2015

Designed to IEC651 (Type 2)  and ANSI S1.4 (Type 2) standards, Sonichek&trade; Pro accommodates requirements of professional installers working on high-end installations. This sound level meter, used for exacting audio installation checks, offers A- and C- Weighted measurements from 30&ndash;130 dB, frequency range from 31.5 Hz to 8 kHz, and accuracy of ±1.5 dB.<br /> Read More

Test & Measuring Instruments

Sound Level Meters offer enhanced usability via software.

February 25, 2015

Model 831 and LxT support SLM Utility G4 software, which provides usability-optimized interface for sound level meter setup and data analysis. Software promotes work efficiency by supporting simultaneous control of multiple meters and allows consultants/engineers to share setups, download and display data, as well as export to Excel® files via USB or Internet connection. Standard version is 64-bit to support large data files, and another version is available for 32-bit computers. Read More

Mounting & Attaching Products, Sensors, Monitors & Transducers, Test & Measuring Instruments, Transportation Industry Products

Underwater Acoustic Positioning System operates up to 1,000 m.

January 21, 2015

Housed in palm-sized titanium enclosure, Subsonus USBL combines 8-channel calibrated hydrophone array with integrated inertial navigation system to provide position, velocity, and heading at depths of up to 1,000 m. Self-calibrating system requires no extra equipment or user intervention for setup, minimizing risk of operator errors. Operating on inverted or standard USBL scheme, Subsonus performs all processing and uses single Ethernet connection for data output. Read More

Test & Measuring Instruments

Digital Multifunctional Meter performs environmental measurements.

October 13, 2014

Supplied with carrying case, operator&#39;s manual, portable mini-tripod, and 9 V battery, RH87 combines functionality of sound level, luminometer, relative humidity (RH) meter, and anemometer. This CE-compliant digital multifunctional environmental meter measures sound (dB), temperature, humidity, and light (Lux) and uses standard and metric units. Other features include backlit LCD as well as data hold and auto-ranging functions. Read More

Test & Measuring Instruments

Meet Bruel & Kjaer at Autumn Conferences

October 8, 2014

UK – Sound and vibration expert, Bruel Kjaer UK will be exhibiting at several, environmentally focused conferences this autumn, including the Institute of Acoustics' (IOA) 40th Anniversary. The company's first exhibition will be at the Chartered Institute of Environmental Health's National Conference (CIEH), where Bruel & Kjaer's technical specialists will exhibit the... Read More

Electronic Components & Devices, Sensors, Monitors & Transducers, Test & Measuring Instruments

Wireless Speech Sound Source measures speech intelligibility.

July 8, 2014

Used in combination with DIRAC 6 room acoustics software, Echo Speech Source Type 4720 enables users to perform speech intelligibility measurements, which meet standards IEC 60268-16 and ISO 3382-3. Echo speech source works as standalone tool with 5 in-built calibrated signals, which are used by DIRAC software to calculate range of speech intelligibility parameters, such as STI, STIPA, and RASTI based on impulse response of room being measured. Read More

Test & Measuring Instruments

Sound Level Meter supports 2 channel option.

December 19, 2013

Helping reduce time spent conducting multi-point acoustic measurements, Type 2270 supports 2 channel option that allows both channels to receive simultaneous input from 2 microphones or accelerometers. It is also possible to receive feedback from one microphone and one accelerometer, and 2 channel option is compatible with Signal Recording Option BZ-7226. User can play back recordings and export data for further analysis via Measurement Partner Suite. Read More

Test & Measuring Instruments

Larson Davis Measures Guinness World Record for Crowd Noise at Arrowhead Stadium

October 18, 2013

Kansas City Chiefs selected the Larson Davis Model 831 Sound Level Meter to measure the Guinness World Record for the loudest crowd noise at an outdoor stadium. Farmington Hills, MI - Larson Davis, a Division of PCB Piezotronics, announces that it supplied noise monitoring equipment to measure crowd noise at the Kansas City Chiefs outdoor stadium. This event took place in week 6 of the 2013... Read More

Test & Measuring Instruments

Noise Monitoring System supports remote communication.

October 15, 2013

Contained in weatherproof case with sound level meter and onboard computer, Model 831 NoiseTutor acquires real-time acoustic data and monitors noise at remote sites. Semi-permanent/portable solution works with PRM2103-FF outdoor preamplifier and microphone combination which enables remote calibration/functionality checks at 5 frequencies and automatic humidity control using integrated temperature sensor. In addition, NoiseTutor supports web publishing of data, and noise alerts via email or SMS. Read More

Test & Measuring Instruments

Casella Dosimeter Helps Identify Workplace Hearing Dangers

October 10, 2013

BUFFALO, NY – According to the National Institute for Occupational Safety and Health (NIOSH), 22 million Americans are exposed daily to hazardous noise on the job, putting them at risk of developing permanent, incurable hearing loss or tinnitus. An estimated $242 million is spent annually on worker's compensation for hearing loss disability. To combat these dangers, Casella CEL offers its... Read More

Communication Systems & Equipment, Electronic Components & Devices, Services, Test & Measuring Instruments

Cobalt Digital to Release Major Enhancements to COMPASS and FUSION3G Lines at IBC 2013

August 28, 2013

IBC Stand 10.B44 Increased Functionality to Target Production and Post Production Community Urbana, IL – Cobalt Digital (, manufacturer of award-winning 3G/HD/SD-SDI conversion gear, will announce significant loudness metering enhancements to its COMPASS® and FUSION3G® lines (Fusion 99xx, COMPASS 9085 and 9301 for AES... Read More

Communication Systems & Equipment, Test & Measuring Instruments

Audiometric Couplers enable insert earphone testing.

August 26, 2013

Designed for testing insert earphones and other audio transducers, Model AEC204 occluded-ear simulator includes built-in microphone and is compliant with IEC 60318-4. Models AEC202 and AEC203, compliant with IEC 60318-5, are 2 cm³ couplers designed to be used with ½ in. and 1 in. microphones, respectively. Using AUDit&trade; software, users can automatically correct RETSPL measurements for effects of microphone and coupler while tracking calibration history in database. Read More

Test & Measuring Instruments

Sound Level Meter features French LNE Certification.

August 2, 2013

Model 831 is certified for conformance to French standard NF EN 61672-1:2003, Class 1, which is required for expert measurements, according to French standard NF S 31 010: Acoustics; characterization and measurement of environmental noise; road infrastructures noise measurement (NF S 31 085); buildings acoustic measurement (NF S 31 057); and noise material certification measurement (NF U 15 171). Voice annotation, programmable run modes, and community noise calculations are standard. Read More

Sensors, Monitors & Transducers, Test & Measuring Instruments

Wind Sensor enhances environmental noise monitoring systems.

July 23, 2013

Constructed without any moving parts, SEN032 incorporates Vaisala WMT52 ultrasonic wind sensor (with support) into NoiseTutor and Model 831-based noise monitoring systems. Triangular design and multiple points optimize data acquisition. Wind sensor can be used in applications such as monitoring wind turbine noise, environmental noise, and construction noise. Read More

Test & Measuring Instruments

XL2-TA Is Now Type Approved in Accordance with IEC 61672

May 23, 2013

The XL2-TA Sound Level Meter has received class 1 type-approval from the Physikalisch-Technische Bundesanstalt (PTB) in Germany. The XL2-TA in combination with the M2230 measurement microphone is officially listed as a type approved class 1 sound level meter. The XL2-TA is therefore suitable for environmental noise, occupational health and sound insulation applications where the measurements are... Read More