Products
Precision acoustic instrumentation for environmental and occupational noise professionals.
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Sound Level Meters
SoundAdvisor™ Sound Level Meter
Model 831C
The SoundAdvisor Sound Level Meter Model 831C is designed to make noise measurement easy. Due to its color display, connectivity, extensive software features…
SoundExpert ® Sound Level Meter
Model 821ENV
Want a sound level meter that works like your phone? The SoundExpert ® Model 821ENV does just that with a large touch display viewable in any condition. Whet…
Spartan™ Sound Level Meter
Model 821IH
Concerned about potentially dangerous levels of noise in the workplace? Spartan Sound Level Meters Series 821IH from Larson Davis, designed for Occupational …
Spartan Series Firearm Noise Sound Level Meter
Model 821IH-QPR
Many firearm examiners are tasked with determining whether installation of a suppressor on a firearm results in a “perceptible” reduction of the sound pressu…
Low Noise Sound Level Meter
Model 831C-LOWN
Easily measure very quiet sounds using the SoundAdvisor™ Sound Level Meter Model 831C paired with the Model 378A04 Low Noise Microphone and Preamplifier. Due…
Noise Monitoring Systems
SoundAdvisor™ Portable Noise Monitoring System
Model NMS044
Larson Davis has created a new standard for portable noise monitoring by making the SoundAdvisor Portable System Model NMS044 completely wireless with solar …
SoundAdvisor™ Long-Term Noise Monitoring System
Model NMS045
The SoundAdvisor Permanent Noise Monitoring System Model NMS045 is available in a variety of configurations to meet your long-term monitoring needs. Model NM…
Unattended Outdoor Environmental Noise Monitoring System
Model NMS048
Need a Noise Monitoring System that you can deploy outdoors for a few hours or a few weeks or more? Larson Davis SoundExpert ® Noise Monitoring System can be…
Environmental Monitoring System for Noise
Model EMS-NOISE
Access and connect to your work site noise monitoring stations from anywhere 24/7. Designed for applications that require accuracy, reliability, and simple o…
Air Quality Dust Monitor
Model EMS-DUST
Continuously monitor airborne dust levels with the Dustsens Particulate Monitor Model EMS-DUST from Larson Davis. Built to perform in demanding field conditi…
Construction Vibration Monitoring and Compliance
Model MR3003C
The rugged, compact Vibration and Motion Measurement System Model MR3003C integrates a vibration sensor, digital recorder, and communications module into a s…
Noise Dosimeters
Spartan™ Wireless Noise Dosimeter
Model 730
The Spartan™ Noise Dosimeter Model 730 is designed to make worker noise dose measurements easy and fast. With Spartan, control test setup and measurements di…
Spartan™ Intrinsically Safe Noise Dosimeter
Model 730IS
The Spartan Intrinsically Safe Noise Dosimeter Model 730IS is designed to safely make noise exposure measurements, even for workers in explosive environments…
Sound Level Calibrators
Multi-Frequency Acoustic Calibrator
Model CAL1250
Larson Davis Acoustic Calibrator Model CAL1250 is a battery-operated precision microphone calibrator used for the calibration of sound level meters and other…
Precision Acoustic Calibrator
Model CAL1200
Larson Davis Acoustic Calibrator Model CAL1200 is a battery-operated precision microphone calibrator used for the calibration of sound level meters and other…
Precision Acoustic Calibrator
Model CAL1150
Larson Davis Acoustic Calibrator Model CAL1150 is a battery-operated precision microphone calibrator used for the calibration of sound level meters and other…
Handheld Sound Level Calibrator
Model CAL150
The Larson Davis CAL150 Sound Level Calibrator is a battery operated precision microphone calibrator used for the calibration of sound level meters and other…
Precision Sound Level Calibrator
Model CAL200
The Larson Davis CAL200 Sound Level Calibrator is a battery operated precision microphone calibrator used for the calibration of sound level meters and other…
Precision Sound Level Calibrator
Model CAL250
IEC 60942 Class 1 Handheld Sound Level Calibrator for 1" microphones at 251.2 Hz Used for Sound Level Meters and Other Sound Measuring Equipment The Larson …
Human Vibration
Human Vibration Meter
Model HVM200
The HVM200 is a small, rugged vibration meter with built-in Wi-Fi that can be used to measure hand-arm, whole body, and general vibration. It includes the me…
Audiometer Calibration
Portable Audiometer Calibration System
Model 831C-AUD
The SoundAdvisor™ Audiometer Calibration System AudCal is a field-ready solution for fast, accurate, and comprehensive audiometer calibration, compliant with…
Software
G4 LD Utility Software
Model G4
With G4, connect, control, download, and view data from multiple devices simultaneously. Organize files and meters by project. View data, generate reports, a…
LD Atlas™ Mobile App
Model LD-ATLAS
Install the free LD Atlas on your phone or tablet – iOS or Android – and connect to your SoundExpert™ Sound Level Meter 821ENV, Spartan™ Sound Level Meter Se…
Larson Davis Cloud Connect Environmental Monitoring
Model LDCC
Larson Davis Cloud Connect is the all-in-one solution for simplified environmental monitoring—no acoustic expertise needed. Monitor noise, dust, and vibratio…
SoundLink Software Service
Model SOUNDLINK
SoundLink Service enables remote access worldwide. This solution reduces labor costs, simplifies data gathering, and allows for remote status monitoring and …
Data Navigation and Analysis Software
Model DNA
DNA can be used to display and control measurement data on a PC in real time, while maintaining access to all of the instrument measurement and analysis func…
SoundPLANmanda Software
Model SOUNDPLANMANDA
Simplify Site Surveys by pairing Spartan Sound Level Meter with SoundPLANmanda software. Spartan's measurements feed directly into SoundPLANmanda to generate…
Software Development Kit
Model SDK
Write your own applications with the new Software Development Kit (SDK), which provides all the tools you need to communicate with and control your sound lev…