Eugene Color Digital Sound Level Meter sku-8327220962

The Eugene Color digital sound level meter, sku-8327220962, is listed as Surveillance Equipment. It measures and logs noise for environmental checks, workplace monitoring and diagnostics. Its selectable sound-level ranges are Level 1: 30 to 80 dB; Level 2: 50 to 100 dB; Level 3: 60 to 110 dB; Level 4: 80 to 130 dB; and Level 5: 30 to 130 dB.

Resolution is 0.1 dB, with dynamic ranges of 50 dB and 100 dB. It has A/C frequency weighting, a 1 dB per 1 bar analog graph, FAST and SLOW time weighting, and a sampling rate of 20 times per second. PWM output follows a duty cycle of 0.01 x dB x 100% / 3.3. Calendar accuracy is ±30 seconds per day. The meter uses a 0.5 inch polarization capacitance microphone.

Power comes from 4 x 1.5V AA batteries, which are not included, or a USB cable; alkaline batteries provide about 20 hours of continuous use. The stated operating range is 0 to 40 °C (32 to 104 °F), with operating humidity listed as ? 80% R.H. Approximate dimensions are 256 x 70 x 35 mm (10.1 x 2.8 x 1.4 inch), and weight is 308 g without batteries.

The package contains the meter, sponge ball, USB cable, software and English instructions.