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Sound Level Meter (RionNL-20)

Automated measurements for environments evaluation and noise control purposes are made easy by various convenient features of this sound level meter,such as power saving design. Results of automatic measurements can be stored directly on CF card, making it easy to transfer such data to a computer for further processing.


  • Compliant with IEC standards and new IEC/CDV 61672-1 standard.

  • Wide dynamic range of 100 dB eliminates need for range switching.

  • Simultaneous measurement of equivalent continuous sound level.

  • Graph display shows sound level fluctuation; available when using back-erase function.

  • Easy-to-read backlit LCD display.

  • Up to 34 hours of continuous operation possible with four IEC R6 (size AA) alkaline batteries; external power supply by AC adapter.

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