For sound and noise measurements acc. to the international directives. Used widely in device for air-conditioning, aviation industry, environmental technology. With self-calibration. Handheld device that is easy to use with live digital display. Technical Information Measuring range: 40-80 / 50-100 / 60-110 / 80-130 dBA / dBC Resolution: 0.1 dB Max. total accuracy: +- 1.5 dB Linearity range: 50 dB Dimension: 220 mm x 80 mm x 35 mm Rugged, polyamide housing material On/Off button, data memory for 4700 measurements, slow-/fast-button, clock- and calendar indicator With tripod mounting screw on the rear side, autom. power off Large LCD display, 4-digit, with clear reading, battery indicator Frequency range 31.5 Hz ~ 8.5 KHz, A/C frequency weighting select switch, AC/DC out put Bar graph indicator with 50 dB scale, 1 dB step, with pre-select of min/max.-value Microphone ? inch, electret condenser-microphone, with detachable foam ball for outside measuring Storage temperature -20°C ~ +70°C, operation temperature 0°C ~ +45°C, DC 6 V input port, AC analog output port Incl. 4x 1.5 V battery (type AA, art.-no. 60 9282), USB data cable, software, with operation manual View this post on Instagram A post shared by President Trading Company (@president.trading) on Jun 30, 2020 at 9:13pm PDT
