Noise Dosimeters from Larson Davis

Rugged, Reliable and Proven Dosimeters

Larson Davis offers a complete line of Noise Dosimeters designed to make noise measurements quick and easy for Industrial Hygienists, EHS Consultants, or Safety Managers concerned with employee hearing protection. With rugged, reliable hardware and user-friendly software, it’s never been easier take measurements compliant with worldwide noise exposure regulations.

  • Noise Exposure: Multiple Dose; Projected Dose; Time Weighted Average; (all with 4 user selectable combinations of Exchange Rate, Threshold, Criterion Level and Criterion Time); Sound Exposure Level
  • Sound Levels: Leq; Lmax; Lmin; Lpeak/Luwpk, SEL and more
  • Time and number of events above Ceiling Level (115 dB) and Peak Level (140dB)

Spartan Model 730 Noise Dosimeter

Spartan™ Model 730 Noise Dosimeter

In place of bulky equipment with connection cables from mic to meter, the wireless Spartan Model 730 requires no pins, no cables, and no docking stations to operate, charge batteries, or view data. The LD Atlas™ mobile app allows you to set up measurements, review tests, and create reports all from your phone or tablet. Built-in Bluetooth Low Energy (BLE) connects a tablet, phone, or laptop to nearby meters offering unobtrusive monitoring of multiple devices and wireless data downloading. An onboard accelerometer detects events leading to inaccurate results, such as bumps or removal of the device. Spartan makes it easy to comply with a host of national and international guidelines, such as OSHA, ISO, and Directive 2003/10/EC of the European Parliament.
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Model 703+ Noise Dosimeter

Model 703+ Noise Dosimeter

703+ Series Noise Dosimeters deliver an incredible battery life of over 100 hours continuous use on just two AA alkaline cells - saving money and maximizing your sampling time. Constructed in a tough yet lightweight housing, the 703+ Series offers tamper-proof operation.
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Model 705+ Noise Dosimeter

Model 705+ Noise Dosimeter

Spark® 705+ has a housing capable of being run over by a full-sized (6,000lb) SUV – its sealed aluminum extruded case offers the ultimate in tamper-proof survivability – in any environment! Similar in operation to the Model 703+, the 705+ is a cost-effective data-logging personal dosimeter that thrives when the going gets tough!
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