This tiny meter is packed with features, yet its small and light enough to be carried in your shirt pocket. Choose from fast or slow time weightings, min-max readings and A or C decibel frequency weighting scales. All of these settings are simultaneously displayed on a large 11/4” backlit display. Also features hold, and auto-power off. Readings are extremely stable and reliable. Reference to IEC651 and ANSI S1.4 standards for a type 2 sound meter. Auto-ranging 30 - 130 dB(A) with 0.1 dB resolution and an accuracy of ±1.5 dB (Ref. 94dB@1KHz). Can be calibrated, in compliance with OSHA, using Acoustical Calibrator 850016 or equivalent. Comes ready to use with a windscreen, instructions and 9V battery. Weight: 6oz (175g) with battery. Dim: 8" x 2-1/8" x 1-1/2" (200 x 55 x 38mm).
With N.I.S.T. traceable certificate of calibration 850014C