* Simultaneous real-time octave band and 1/3 octave band frequency analysys.
* The top of the Rion range of sound level meters and analyzers for acoustical experts and specialists.
* Option: Building acoustic card (NX-28BA), FFT analysis card (NX-28FT) and Waveform recording card (NX-28WR).
* The top of the Rion range of sound level meters and analyzers for acoustical experts and specialists.
* Option: Building acoustic card (NX-28BA), FFT analysis card (NX-28FT) and Waveform recording card (NX-28WR).