The SVAN 979 is a class 1 TYPE APPROVED sound level meter and analyzer with the superior technical specifications. Its measuring range starts from as low as 12 dBA! SVAN 979 is a device combining all necessary measurement functionalities in one hand-held tool. In standard, this sophisticated tool has been equipped with frequency analysis in 1/1 & 1/3 octave bands, FFT analysis and audio recording for noise source recognition. Basic kit also includes building acoustic pack: RT 60 measurement and signal generator functions.