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, USB power supply and transport case.
Display: 100 mm diam, with LED
Measuring range: 40 dB to 130 dB
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.