SONOMETRE DIGITAL SPER SCIENTIFIC 840029

Perfect for testing for OSHA requirements. Meets IEC 61672 class 2 and ANSI S1.4 type 2 frequency and time weighting specifications. Offers a wide variety of measuring options including "A" and "C" decibel frequency weighting scales, fast or slow response, AC or DC output and peak function. The large display has a resolution of 0.1 dB and also indicates low battery, and over or under load. Covers 30 ~ 130 dB in the "A" scale and 35 ~ 130 dB in the "C" scale, with an accuracy of ±1.5 dB. Can be easily calibrated using the internal oscillation system. CE Approved. Has a fold out tripod stand and comes with carrying case, instructions, windscreen, calibration tool, and a 9V battery. N.I.S.T. traceable certificate of calibration available.