Features
· A handhold noise measuring instrument
· Multifunction and user- friendly sound level meter
· 240 pixels × 320 pixels color screen
· Measurement ranges up to 133 dB
· Synchronously do integrating measure, statistical, real-time 1/1 OCT 1/3 OCT, FFT analysis and noise dosimeter measure
· Comply with IEC 61672 Class 2 and IEC61260 Class 2 and IEC 61252
· AWA5688 LCD Digital Audio Decibel Meter Sound Level Meter Noise Level Meter Sound Monitor dB Meter 28 dB to 133 dB mark
· Language is English and Spanish
Technical Specifications
| Microphone | 0.5 in (12.7 mm) repolarized condenser microphone for free field (Sensitivity Level of –36 dB) |
| Frequency Range | 20 Hz to 12.5 kHz ± 1 dB (not including microphone) |
| Total Measurement Range | 30 dB to 133 dB |
| Frequency Weighting | Parallel (simultaneous) A, C, Z, B, D |
| Time Weighting | Parallel (simultaneous) F, S, I, Peak |
| Sampling Frequency | 32 kHz |
| Calibration | Using Sound Calibrator Class 2 |
| Correction Function | Diffusion field correction to comply with standards ANSI S1.4 |
| Display | 240 pixels × 320 pixels color screen, adjustable brightness, backlight can be closed |
| Display Resolution | 0.1 dB |
| Data Storage | 3328 groups of integrating measuring results only |
| 32 Mb FLASH RAM | (32G SD card memory function is optional) |
| Mini printer | |
| Transmission speed | 4800 bps, 9600 bps ,115200 bps |
| Power Supply | 4 × LR6 alkaline battery or rechargeable batteries 5 V external power supply |
| Battery Life | Longest time of 30 hours continuously with 4 × LR6 alkaline battery |
| Dimensions | 9.44 in × 3.15 in × 1.18 in (240 mm × 80 mm × 30 mm) |
| Weight | 12.35 oz (350 g) |
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