Svantek Class 1 Sound Level Meter

The SV 971A is a Class 1 Sound Level Meter and Sound Exposure Meter designed for professional acoustic measurements. It features an omnidirectional, pre-polarised microphone, providing a 120 dB range from 17 dBA Leq to 140 dB Peak in a single span. The device maintains IEC 61672-1 linearity from 24–137 dB LAeq over 5 Hz to 20 kHz frequency range, covering acoustics, noise at work regulations, community noise, and environmental sound pressure levels. Built-in A, C, Z, and LF weightings, Fast, Slow, and Impulse time weightings, and IEC 61260-1-compliant octave filters allow this compact instrument to handle both low noise background monitoring and impulsive noise tasks.

Bluetooth® enables remote control and data review, while the 32 GB data logger stores high-rate time histories. The SV 971A provides up to 24 hours of battery life and maintains Class 1 accuracy from –10 °C to +50 °C and 10–90% RH, ensuring reliability in the field. Advanced functions—RT60, STIPA, audio recording, and real-time analysis—are managed by dedicated software and a mobile app. The meter is fully type approved to IEC 61672-1 Class 1. A wide range of accessories and a typical price of €2,500–€4,000 make the SV 971A a comprehensive and versatile solution for acoustic professionals.