Noise Monitoring Station Class 1 SV 307A

SV 307A is a state-of-the-art, all-in-one Class 1 noise monitoring station engineered for permanent environmental noise monitoring in any weather. Featuring a patented MEMS microphone technology covered by a lifetime warranty, the SV 307A delivers reliable, accurate measurements and advanced diagnostics with automated system checks. Robust construction protects the internal Class 1 sound level meter with integrated 4G and GPS modems, enabling real-time data transfer, live audio streaming, and remote alarms via SvanNET. The SV 307A provides complete measurement data—including noise levels, statistics, spectra, and triggered audio files—empowering users to monitor, predict, and respond to noise events efficiently, anytime and anywhere.

Type Approved
Type Approved
technologia MEMS
MEMS Microphone
class 1 sound level meter
Class 1 Sound Level Meter

Highlights

SV 307A sets a new industry benchmark as the world’s first Class 1 noise monitoring station with a MEMS microphone to receive PTB type approval. Its patented dual system check, lifetime microphone warranty, and robust, weatherproof design ensure reliable, long-term operation. Combined with remote access, live audio streaming, and seamless data management via SvanNET, SV 307A delivers unmatched confidence and efficiency for permanent environmental noise monitoring.

Features

Class 1 Sound Level Meter Approval

A new standard for environmental monitoring.

SV 307A is the world’s first noise monitoring station with a MEMS microphone to receive Class 1 approval from PTB, confirming full compliance with IEC 61672. This breakthrough redefines the reliability and accuracy of MEMS technology in long-term noise monitoring.

All-in-one Noise Monitoring Terminal

Engineered for year-round environmental monitoring.

SV 307A combines a robust weatherproof housing, a high-speed 4G modem, and a lifetime MEMS microphone for reliable operation in any climate. Flexible power options—including solar and extended battery life—ensure continuous noise monitoring wherever it’s needed.
SV307A Noise monitoring station

Patented Dual System Check

Smart reliability for continuous monitoring.

SV 307A uses a patented multi-microphone array for dynamic, real-time system checks based on the actual acoustic signal. The system instantly triggers an alarm if measurement differences are detected, while an integrated sound source allows automated or manual performance validation at any time.
SV307A Noise monitoring station

Noise, Weather, and Dust Integration

Comprehensive monitoring for smarter decisions.

SV 307A connects directly with weather and dust monitors, combining noise data with meteorological and particulate measurements. Advanced triggering enables alarms based on noise, weather, or dust thresholds, supporting holistic environmental management.
SV307A Noise monitoring station

Remote Monitoring Service

Automated multi-point noise and vibration management.

SV 307A includes SvanNET Remote Communication Service, supporting seamless integration of noise and vibration measurements on one platform. Automated tools for data download, storage, alarms, and reporting enable unattended, project-based environmental monitoring for complete control and efficiency.

Catalogue

Download the SV 307A Catalogue for comprehensive product information.

Access full specifications, technical features, and integration details for the SV 307A. The catalogue provides everything you need to plan and implement permanent noise monitoring in any environment.

Download the Application Note to explore the full case study.

Discover how multi-point noise and vibration monitoring was implemented during a major building demolition project in London. See real-world data and solutions in action.

Applications

Environmental Monitoring

Continuous, automated noise monitoring in any weather.

SV 307A meets Class 1 specifications for remote, unattended noise monitoring, automatically measuring and recording noise levels, spectra, and statistics with GPS time synchronization. Triggered audio recording, 4G data transfer to SvanNET, and patented system checks ensure reliable, secure data and immediate alerts for uninterrupted environmental assessment.

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noise monitoring

Videos

SV 307A Noise Monitor Overview

Discover the unique features of the SV 307A—the world’s first PTB-approved Class 1 Noise Monitoring Station with MEMS microphone technology.

Unmatched Durability & Reliability

See how SV 307A delivers exceptional durability, smart features, and seamless SvanNET connectivity for live noise streaming and remote data access.

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    Specifications

    SV 307A – Noise monitoring station

    Applications

    Sound measurements
    Environmental noise

    Hardware Features

    Number of channels
    1
    Auto-calibration
    Remote system check
    Keyboard lock
    Remote communication
    Bluetooth
    GPS module
    Communication Interfaces
    4G, USB, RS232
    LED indicator
    Display
    Keyboard
    8 keys
    Memory
    uSD 32 GB
    Battery type
    Li-Ion
    Operating time
    5-6 days
    Operating temperature range
    -20 °C to 60 °C
    Humidity range
    up to 99 % RH
    Weight
    2200 g
    Size
    680 x 80 mm

    Sound measurements features

    Standards
    Class 1: IEC 61672-1:2013, Class 1: IEC 61260-1:2014
    Type approvals
    PTB Type Approval
    Microphone type
    MEMS patented
    Preamplifier type
    Integrated
    Linear operating range to IEC 61672
    30 dBA Leq÷128 dBA Peak
    Total measurement range
    23 dBA Leq÷128 dBA Peak
    Internal noise
    less than 23 dBA Leq
    Frequency range
    20 Hz ÷ 20 kHz
    Weighting filters
    A, B, C, Z, LF
    Time constants
    Slow, Fast, Impulse
    Profiles per channel
    3
    Min logging step
    100 ms
    Statistics
    Ln (L1-L99)
    Statistics in octaves or third octaves
    Noise directivity detection
    Audio recording
    option
    Audio streaming
    option
    1/1 octave
    option
    1/3 octave
    option

    Downloads

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