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Class 1 Sound Level Meter SV 971A — Professional Precision Sound Meter

Class 1 Sound Level Meter SV 971A — Professional Precision Sound Meter
Brand: SVANTEK
Product Code: SV971A
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Specifications: (see all)
Measured and Controlled Parameters
Noise level in dB, equivalent noise level Leq, maximum level Lmax, minimum level Lmin, spectral analysis, air temperature, humidity, atmospheric pressure.
Measurement Range / Control Range
Noise: 20–140 dB, temperature: -20°C … +50°C, humidity: 0–100%, pressure: 300–1100 hPa.
Accuracy / Measurement Error
±0.5 dB for noise, ±0.5°C for temperature, ±3% for humidity, ±1 hPa for pressure.
Update Frequency / Sampling Interval
1 second – 1 hour, configurable interval.
Sensor Type
Class 1 microphone, built-in thermo-hygrometer, barometer, optional wind and rain sensors.
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  • The SV 971A (Svantek) is a modern, professional Class 1 sound level meter designed for accurate noise level measurements in dB. It records equivalent sound levels (Leq), maximum (Lmax), and minimum (Lmin), along with spectral analysis and environmental monitoring.

    The sound level meter is equipped with built-in temperature, humidity, and atmospheric pressure sensors and supports integration with optional wind and precipitation sensors. It is ideal for environmental monitoring, industrial noise audits, urban monitoring, and scientific acoustic research.

    The device supports PC connection and the use of Svantek software for data analysis, graphing, and report generation. Its compact and rugged IP65-rated housing ensures long-term operation in a variety of conditions.

    SV 971A applications:

    Urban environmental monitoring

    Industrial noise audits

    Scientific acoustic research

    Urban planning and infrastructure impact assessment

Tags: Noise and environmental measurement

Noise and environmental measurement
Measured and Controlled Parameters
Noise level in dB, equivalent noise level Leq, maximum level Lmax, minimum level Lmin, spectral analysis, air temperature, humidity, atmospheric pressure.
Measurement Range / Control Range
Noise: 20–140 dB, temperature: -20°C … +50°C, humidity: 0–100%, pressure: 300–1100 hPa.
Accuracy / Measurement Error
±0.5 dB for noise, ±0.5°C for temperature, ±3% for humidity, ±1 hPa for pressure.
Update Frequency / Sampling Interval
1 second – 1 hour, configurable interval.
Sensor Type
Class 1 microphone, built-in thermo-hygrometer, barometer, optional wind and rain sensors.
Calibration / Adjustment
Automatic and manual microphone calibration, compliant with IEC 61672 standards.
Power Supply
Battery, backup power via USB or 220 V mains.
Battery Life / Autonomy
Up to 20 hours of continuous operation.
Interfaces and Data Outputs
USB, Bluetooth, Wi-Fi, remote monitoring via PC.
Software / PC Compatibility
Software for noise monitoring, data analysis, and report generation; compatible with Windows and web interface.
Memory / Data Storage
Built-in 16 GB memory, support for external SD cards.
Display / Indication
Color graphical display for local data viewing.
Dimensions / Size
270 × 75 × 55 mm.
Weight / Mass
12 kg.
Package / Accessories
Device, microphone, cables, battery, charger, user manual, software.
Protection Class / IP Rating
IP65 — dust and water protection.
Country of Manufacture
Poland
Operating Temperature Range
-10°C … +50°C.
Sensor Resolution / Sensitivity
Noise: 0.1 dB, temperature: 0.1°C, humidity: 1%, pressure: 0.1 hPa.
Additional Features / Functions
Alarm mode, real-time data recording, charting, report generation, spectral analysis.
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