SoundExpert® LxT Sound Level Meter

Product Engineering and Noise Monitoring | Model LxT

Notice: This is a legacy product and is not recommended for new installations. Please see SoundExpert Sound Level Meter Model 821ENV to learn more about Larson Davis' latest offering for product noise evaluation and environmental noise applications.

SoundExpert-LxT sound level meterThe Larson Davis SoundExpert® LxT Sound Level Meter is a full-featured meter designed for general product evaluation and noise monitoring applications. SoundExpert LxT comes with a graphic display and a fixed set of firmware options applicable for these applications. It is available as a general hand-held meter or data acquisition tool and also in a short-term noise monitoring kit. The meter expands upon the Larson Davis tradition of delivering value, innovation and function in a rugged, single-handed package and is backed by our 2-year factory warranty, 24-hour application support, and accredited factory service/calibration.


  • Class 1 Sound Level Meter
  • Random Incidence (RI) or Free Field (FF) microphones
  • Complete firmware package
  • 30 hours of operations using AA lithium batteries
  • Rugged, compact, lightweight


  • Product Noise Evaluation
  • Production Line Acoustic Testing
  • Site Assessment
  • Attended Noise Measuring
  • Environmental Noise Monitoring


  • Tripod (TRP001)
  • Class 1 Calibrator (CAL200)
  • Rugged Outdoor Case (EPS042)

Included Features & Capabilities

  • Real-Time Octave Band Analysis (1/1 & 1/3)
  • Time History Logging
  • Community Noise Metrics
  • 2GB Internal Memory
  • Measurement History