Overview
Precision sound level meter is a universal sound level meter that measures the exponential time weighted sound level. Its performance is in accordance with GB/T 3785-2010 standard level 2 And IEC 61672: 2013 Class 1 sound level meter requirements. It also meets the JJG 188-2017 standard.
Technical Specifications
| Frequency Range | 20 Hz to 8KHz |
| Frequency Weighting | A, C, and Lin (Linear) |
| Range | 25 dB to 130 dB (A) |
| Range Control | Manual, three gears, linear range > 60dB |
| Testing Range | 30 dB to 90 dB (dynamic scale display 10 to 100) 50 dB to 110 dB (dynamic scale display 30 to 120) 70 dB to 130 dB (dynamic scale display 50 to 140) |
| Power Supply | 4 x 1.5 V AAA Size (UM-4) Battery |
| Operating Condition | Temperature: 14 °F (-10 °C) |
| Printer Power Adapter | External power supply (5 V) |
| Dimensions | (270 mm x 90 mm x 32 mm) 10.63 in X 3.54 in x 1.26 in |
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