The Amprobe SM-10 sound level meter conforms to the IEC651 Type 2, ANSI S1.4 Type 2, and JISC1502 requirements for Sound Level Meters. A and C weightings for checking compliance with safety regulations as well as acoustic analysis
The Amprobe SM-10 Sound Meter is a handheld instrument designed for safety engineers, health and industrial safety offices, and quality‑control personnel. It provides A‑weighting and C‑weighting measurements to meet IEC‑651 Type 2, ANSI 1.4 Type 2 and JISC1502 requirements.
The device features a 4‑digit LCD with 0.1 dB steps, selectable fast (125 ms) and slow (1 s) response times, and accessories such as a carrying case, windscreen and 9 V battery. It operates on a 9 V NEDA 1604 battery with an approximate 50‑hour life and includes auto power‑off after about 5 minutes of inactivity.
| A‑weighting range | 30 – 130 dB |
|---|---|
| C‑weighting range | 35 – 130 dB |
| Frequency range | 31.5 Hz – 8 kHz |
| Display | 4‑digit LCD, 0.1 dB steps |
| Power supply | 9 V NEDA 1604 battery |
| Battery life | ≈ 50 hours (alkaline) |
| Auto power‑off | ≈ 5 min |
| Dimensions | 200 × 55 × 38 mm |
| Weight | 233 g (0.5 lb) |
| Accuracy | ± 1.5 dB |
| Calibration cycle | 1 year |
The SM‑10 measures 30 – 130 dB with A‑weighting and 35 – 130 dB with C‑weighting.
The battery provides approximately 50 hours of operation with an alkaline 9 V battery.
It covers frequencies from 31.5 Hz up to 8 kHz.
The instrument’s accuracy is ± 1.5 dB.