Simpson Type 2 sound level systems come in a variety of configurations to meet any of your noise measurement requirements. A complete sound level measuring system with calibration and output capabilities gives you the information necessary to comply with OSHA noise safety regulation, as well as local noise ordinances. Each system is composed of several components designed to work together as one integrated test instrument. A rugged, padded carrying case protects your investment. Full function, general purpose sound level meter that meets OSHA and Walsh-Healy noise control specifications. Quickly and accurately measures sound levels in factories offices, stores, studios, etc. Useful for laboratory and OSHA state and local noise regulatory measurements.

890-2 Calibrator

Sound pressure level calibrators are essential accessories to be used before or after taking measurements with sound level meters and noise dosimeters. The 890-2 can be used to adjust Simpson models 886-2 and 884-2, and other sound level meters with a 1" diame-ter Microphone. The 890-2 provides a constant 94 dB or 114 dB sound pressure level at 1 KHz (0 dB = 0.0002 Mbar).. All Simpson Calibrators are immune to a wide range of temperature and humidity conditions while maintaining tight output level tolerances.