Technical Specifications
| Applicable standards | IEC Pub 651 Type 2, ANSI S1.4 Type 2 |
| Accuracy | +/- 1.5 dB (ref 94 dB per 1 KHz) |
| Digital display | 4 digital LCD |
| Measurement Level A weighting | 30 dB to 130 dB |
| Measurement Level C weighting | 35 dB to 130 dB |
| Level Range | 30 dB to 80 dB, 50 dB to 100 dB, 60 dB – 110 dB, 80 dB to 130 dB |
| Measurement Frequency range | 31.5 Hz to 8 KHz |
| Frequency Weight | A and C |
| Time weight | Fast and Slow |
| Microphone | 1 or 2 in Electret condenser microphone |
| Digital display | 4-digit LCD, 0.1 dB resolution, updated every 0.5s |
| Quasi-analog bar indicator | 1 dB steps, 50 dB display range, updated every 100ms |
| Display Warning function | Displayed at the upper limit |
| Analong AC / DC output | 2Vrms (at full scale), 10 m V DC or dB |
| Power supply | Four 1.5 V LR-6 or AA size alkaline cell, AC adapter |
| Battery Life | about 20 hours |
| Accessories | Instruction manual, Battery, Carrying case, Adjustment screwdriver, Wind shield, 3.5 f plug |
| Operating temperature and humidity | 41 °F to 104 °F (5 °C to 40 °C), 10 to 90 % RH |
| Dimensions | 10.4 in × 2.8 in × 0.8 in (265 mm × 72 mm × 21 mm) |
| Weight | 0.68 lb (310 g) |
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