Larson Davis

Larson Davis

Larson Davis is a US-based manufacturer of precision sound and vibration measurement instruments, now operating as a division of PCB Piezotronics (part of MTS Systems Corporation). The company produces Class 1 and Class 2 sound level meters, personal noise dosimeters, and acoustic analyzers that comply with IEC 61672, ANSI S1.4, and relevant occupational exposure standards including OSHA and NIOSH requirements. Larson Davis instruments are built for demanding field and laboratory acoustic measurements.

The company's product portfolio is widely used by industrial hygienists, environmental noise consultants, and acoustic engineers who require traceable, standards-compliant measurement results. Their sound level meters support real-time frequency analysis, data logging, and integration with reporting software.

Key Product Lines

• Sound Level Meters: Class 1 and Class 2 precision meters for environmental and occupational noise assessment per IEC 61672
• Noise Dosimeters: Personal sound exposure meters for workplace hearing conservation programs per OSHA 29 CFR 1910.95 and NIOSH standards
• Acoustic Analyzers: Real-time frequency analyzers for noise source identification and detailed spectral characterization

Industries Served

Larson Davis equipment is used in occupational health and safety programs, environmental regulatory compliance, acoustic consulting, construction and industrial noise surveys, and research institutions studying noise-induced hearing loss and community noise impact.