Noise Level Indicator SPL

Description Noise • Damages hearing • Makes it more difficult to hear genuinely important signals • Impedes both physical and mental work • Disturbs and adversely affects well being • Disturbs relaxation and sleep • Can cause chronic stress, physical ailments and illness. Handy and easy-to-use noise level meter with digital display in decibels (dB) and an arbitrarily adjustable trigger threshold for use as a traffic-light style noise indicator with a happy green face and a sad red face. Can be mounted on a wall or set up on a table top. Its well-conceived compact design makes it easy to transport. Automatically switches to electricity-saving stand-by mode when noise is low for a long period. The brightness of the display can also be adjusted. Includes a stand base, USB/miniUSB cable and USB power supply. Display: 100 mm diam, with LED Measuring range: 40 dB to 130 dB Resolution: 1dB Thresholds for colour display: Adjustable to any level in steps of 1 dB Power supply: 5 V DC via miniUSB socket Power consumption: 150 mA (normal operating mode) <1 mA (stand-by) USB power supply: 100 – 240 V, 50/60 Hz Dimensions: 130x145x12 mm3 Weight: 400 g approx.