The SV 977D is the latest Class 1 sound and vibration meter designed for building acoustics, occupational noise, and environmental noise measurements. The instrument features a new 1/2” MK255 microphone with a wide frequency range from 3 Hz and excellent long-term sensitivity stability. Built-in Bluetooth® provides wireless connectivity with smartphone applications such as Building Acoustics Assistant, extending dedicated measurement capabilities for building acoustics. The SV 977D offers an extended measurement range up to 40 kHz for ultrasound analysis in industrial and medical applications. With a simple cable and sensor, the SV 977D also operates as a precision vibration level meter.
The SV 977D solves the most common challenges faced by measurement professionals in building acoustics, workplace safety, and environmental monitoring. The instrument eliminates the need for multiple devices by combining wide-range sound, ultrasound, and vibration measurement in a single unit. Wireless Bluetooth® connectivity streamlines reporting and data transfer, saving time both in the field and in the office. The robust design and advanced microphone guarantee stable, repeatable results even in demanding conditions, while intuitive operation and compatibility with leading software help ensure compliance with industry standards and simplify project documentation.
Unlock advanced analysis in every measurement.
Certified accuracy for every environment.
Wireless control for smart measurements.
Explore complete specifications, features, and accessories for the SV 977D. The catalogue covers measurement applications, standards, and software integration for building acoustics, environmental, and occupational noise projects.
Efficient measurement of acoustic insulation.
The SV 977D captures precise time history spectra for RT60 and sound insulation calculations, supporting accurate acoustic analysis in accordance with ISO 16283. The Bluetooth®-enabled mobile application streamlines project creation and documentation, ensuring all measurement data and results are saved directly in the instrument’s memory.
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Comprehensive workplace noise assessment.
The SV 977D enables precise measurement of workers’ noise exposure in compliance with ISO and OSHA standards, offering A- and C-weighted levels, audio recording, and 1/1 octave analysis for effective hearing protection selection. Advanced ultrasound capability supports monitoring in industrial and medical environments, while Supervisor software streamlines result evaluation and reporting.
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Outdoor monitoring with remote access.
The SV 977D transforms into a robust monitoring station for outdoor noise measurements, using an IP65-rated case and lightweight microphone protection. Integrated 4G connectivity and SvanNET service provide secure remote access and real-time status checks from any device, with optional meteorological data for comprehensive environmental assessment.
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Watch an overview of the SV 977D’s main hardware features and see how it supports advanced measurement tasks.
See how quickly the SV 977D adapts for vibration analysis with simple sensor connection and intuitive operation.
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SV 977 – Class 1 Sound & Vibration Level Meter
| The kit consists of SV 977D Class 1 sound & vibration level meter with a detachable preamplifier SV 12L and high quality MK 255 microphone. The list of accessories includes: SA 143 carrying case, SA 22 windscreen, 32 GB microSD card, four AA batteries, USB cable, and USB-disc with user manual. Each SV 977D has its factory calibration certificate and 36 months warranty card upon product registration. |
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SC 158 - USB-C to USB-A communication cable USB-C to USB-A communication cable |
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SA 22 - Windscreen for 1/2"" microphone (70 mm) Windscreen for 1/2" microphone (70 mm) |
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SVANPC++EM - Environmental Module License The PC software module is designed for data post-processing from noise and vibration measurements. It provides all necessary functionalities for marking / removing / recalculation... |
SV 977 – Class 1 Sound & Vibration Level Meter
Applications
Hardware Features
Sound measurements features
