Level Meters : Rion NA-27


Rion NA-27
放大图片Rion NA-27

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Sound Level Meter

The NA-27 is a compact and eminently portable unit that allows real-time 1/1-octave and 1/3-octave analysis without requiring external accessories. Being able to perform quick and precise 1/3-octave analysis in the field is an advantage that will be appreciated by researchers and scientists anywhere. During measurement, the user can switch between 1/1-octave, 1/3-octave, and noise level analysis, as well as between numeric and graphical indication at the simple touch of a key.


  • Measurement modes: Lp, Leq, LE, Lmax, Lmin, Lpeak, Lx, Impulse, Ltm3, Ltm5, P_AVE, P_SUM and REVERB

  • Dual measurement

  • Real-time 1/1-octave and 1/3-octave analysis

  • Memory max. 10 000 data capacity

  • 8-hour continuous operation with alkaline batteries

  • Various trigger functions (external trigger, level trigger and time trigger)

  •  Data exclusion (back-erase) function

  • Time delay setting function

  • Back up function

  • Large display with backlighting

  • 制造商: Rion
  • 模型: NA-27