4-Channel Sound & Vibration Meter SVAN 958A

The SVAN 958A is a Class 1 four-channel sound and vibration analyser built for applications requiring simultaneous and independent multi-channel measurements. Each channel can be configured for sound or vibration, enabling real-time FFT, octave band, and cross-spectral analysis. The instrument delivers broadband results across all inputs, stores data internally, and supports full post-processing—making it ideal for building acoustics, structural diagnostics, and industrial monitoring.


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Four Channels
Data post-processing
FFT Analysys

Highlights

  • Four input channels: Independent sound or vibration configuration
  • Simultaneous analysis: Real-time FFT, octave bands, cross spectra, RT60
  • Class 1 accuracy: Fully compliant with IEC 61672-1
  • Vibration mode: Measures velocity, acceleration, and dominant frequency
  • Building acoustics: 4-channel RT60 and sound source integration
  • Remote access: RS232 with 4G, LAN, and SvanNET support
  • Data logging: Time history and broadband metrics on all channels
  • Rugged design: Lightweight aluminium body and long battery life
  • Flexible sensors: Supports mics and mono/tri-axial IEPE accelerometers
  • PC software included: SvanPC++ and SvanNET for analysis and control

Features

Class 1 accuracy

Certified measurement for demanding projects

SVAN 958A performs simultaneous Class 1 noise and vibration analysis up to 20 kHz. The instrument meets the standards required for engineering, environmental, and compliance-critical applications.
SVANTEKSV36 Sound Calibrator

Four-channel flexibility

Independent configuration and advanced analysis

Each channel can be configured separately for sound or vibration with custom filters and time constants. SVAN 958A performs simultaneous FFT, octave, and broadband analysis, including cross spectra, RT60, and sound intensity.
SVAN958A Four Channels Meter

Building Vibration Mode

Simultaneous velocity and acceleration analysis

SVAN 958A measures velocity and acceleration in real time, automatically identifying dominant frequencies. Each input supports mono- or triaxial sensors, enabling flexible setups for structural and ground vibration monitoring.
SVAN958A Four Channels Meter

Multi-channel frequency analysis

Advanced diagnostics for complex acoustic and vibration tasks

SVAN 958A performs simultaneous four-channel analysis in 1/1 and 1/3 octave bands, FFT, and cross spectra. Its processing power supports detailed investigations across sound and vibration domains.
SVAN958A Four Channels Meter

Catalogue

Download the SVAN 958A Catalogue for comprehensive product information.

The catalogue covers technical specifications, key applications, and available accessories for multi-channel sound and vibration measurements. It provides all the information needed to support advanced acoustic and structural diagnostics.

Applications

Sound measurements

Simultaneous 20 kHz-band analysis on four channels

SVAN 958A delivers real-time broadband and spectral analysis across all input channels. Engineers perform detailed diagnostics including Leq, RMS, peak values, FFT, and cross spectra—ideal for advanced acoustic assessments.

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SV258PRO Monitoring Station

Building and ground vibration

Standards-compliant monitoring for structural protection

SVAN 958A measures PPV and frequency content in line with ISO 4866, BS 7385-2, and DIN 4150-3. The dedicated vibration mode captures velocity and acceleration simultaneously, with automatic detection of dominant frequencies for reliable structural assessment.

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SVAN958A Four Channels Meter

Building acoustics

ISO 16283-compliant measurements for every project

SVAN 958A supports airborne and impact sound insulation testing in accordance with ISO 16283 and IEC 61672-1 Class 1 standards. The instrument delivers precise results for walls, façades, and floors in residential and commercial buildings.

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SVAN958A Four Channels Meter

Machine vibrations

Measurements in accordance with ISO 20816-1

SVAN 958A measures acceleration, velocity, and displacement with appropriate frequency weightings for machinery diagnostics. The instrument complies with ISO 20816-1, ISO 2954, and ISO 10817-1, ensuring reliable operation in industrial environments.

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SVAN958A Four Channels Meter

Videos

Building and Ground Vibrations

Discover how SVAN 958A delivers precise ground and building vibration measurements with advanced FFT and 1/3 octave analysis.

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    Specifications

    SVAN 958A – Four Channel Sound & Vibration Meter

    Applications

    Sound measurements
    Environmental noise
    Occupational noise
    Building acoustics
    Hand-arm vibration
    Whole-body vibration
    Machine vibration
    Building/ground vibration

    Hardware Features

    Number of channels
    4
    Intrisic safety
    Self-vibration detection
    Auto-calibration
    Keyboard lock
    Remote communication
    Communication Interfaces
    USB, RS232, I/O port
    LED indicator
    Display
    Keyboard
    9 buttons
    Memory
    32MB
    Battery type
    4xAA
    Operating time
    > 10 h
    Operating temperature range
    -10 °C to 50 °C
    Humidity range
    up to 95% RH
    Weight
    510 grams
    Size
    140 x 82 x 42 mm
    Docking station required

    Sound measurements features

    Standards
    Class 1: IEC 61672-1:2013
    Microphone type
    MK 255, 50mV/Pa
    Preamplifier type
    SV 12L
    Linear operating range to IEC 61672
    26 dBA Leq ÷ 140 dBA Peak
    Total measurement range
    16 dBA Leq ÷ 140 dBA Peak
    Internal noise
    < 16 dBA
    Frequency range
    0.5 Hz ÷ 20 kHz
    Weighting filters
    A, C, Z and G
    Time constants
    Slow, Fast, Impulse
    Statistics
    Yes
    Statistics in octaves or third octaves
    Noise directivity detection
    Audio recording
    option
    Voice coments
    1/1 octave
    option
    1/3 octave
    option
    1/6 octave
    1/12 octave
    FFT
    option
    RT60
    option
    Signal generator
    Tonality
    RPM
    option
    Cross spectrum
    Intensity
    option
    User programmable filters
    option

    Vibration measurement features

    Standards
    ISO 8041:2017, ISO 20816-1, DIN 4150-3, BS 7385-2
    Number of channels
    4
    Sensor type
    IEPE
    Input type
    IEPE
    1/1 octave
    option
    1/3 octave
    option
    WAV recording
    option
    FFT
    option
    RPM
    option
    Enveloping
    Cross spectrum
    option
    User programmable filters
    option

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