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| Product Name | AMITTARI AS-156B Multifunctional sound level Meter | LANDTEK SL-5868P Multifunctional sound level Meter |
| Product Price | $280.00 | $212.00 |
| Details | Details | |
| Model comparison | ||
| Accuracy | Class 1 | |
| Frequency analysis | A/C/Z weighting | A/C/Z weighting |
| Time Weighting | Ln | Ln |
| Explosion Proof Rating | None | |
| Parameter comparison | ||
| Sound device | 12.5mm condenser microphone | |
| resolution | 0.1 dB | 0.1 dB |
| Precision | ± 1dB | 1 dB |
| measurable parameter | 4 kinds (Lp/Leq/Lmax/LN) | |
| Measurement Range -Lp/Leq/LN | Lp / Leq / LN | |
| Measurement Range -Lp common sound level | 30-130 dB (A-weighted), 35-130 dB (C-weighted), 40-130 dB (linear) | A Weighting: 30 to 130 dB; C Weighting: 35 to 130 dB; Linear: 40 to 130 dB |
| Measurement Range -Leq equivalent sound level | 30-130 dB (time optional 10 seconds, 1 minute, 5 minutes, 10 minutes, 15 minutes, 30 minutes, 1 hour, 8 hours, 24 hours) | 30 to 130 dB (time can be selected from 10 seconds, 1 minute, 5 minutes, 10 minutes, 15 minutes, 30 minutes, 1 hour, 8 hours, 24 hours) |
| Measurement Range -LN statistical sound level | 0-100% | 0 ~ 100 % |
| Frequency Range | 20~12,500 Hz | 20 ~ 12,500 Hz |
| Frequency weighting | 'A'，'C'，'F' (Flat) | |
| time weighted | Fast, slow. | Fast/slow |
| Alarm settings | 30~130 dB | 30 ~ 130 dB |
| Built-in calibrated signal | 94 dB (1000Hz sinusoidal signal) | 94 dB |
| Storage memory function | Measurement conditions and data | |
| power supply | 4X1.5vAAA 7 batteries | 4 AA batteries |
| Dimension | 140x70x30mm | 236 * 63 * 26mm |
| weight | 130G (without batteries) | 170 g |
