Norsonic Nor145 Comprehensive Consultant’s Package

A sound level meter/analyser that will do everything: all the essential environmental, building and room acoustics function in a portable analyser.

FEATURES & BENEFITS

  • BS EN IEC 61672 Class 1 and PTB Tested
  • Measures and Logs Leq, Lmax, Lmin, SEL and 8 end-user defined Percentiles
  • Three Simultaneous Time Profiles e.g. 1 hour, 15 minutes and 10msec
  • 1/1 and 1/3 Octaves (down to 0.4Hz)
  • 16000 line zoomable FFT (simultaneously with 1/1/ or 1/3 octaves)
  • 8 markers which can be alphanumerically named
  • Voice and text notes can be added
  • 0-20 second back-erase with graphical interface – target and erase extraneous events
  • Audio Recording – 12 or 48 kHz sample rate, 8, 16 or 24 bit with selectable gain
  • 5 Event Triggers for Audio Recording with up to 120 second pre-trigger
  • Audio playback via headphones
  • Meets the measurement requirements for field testing of sound insulation in accordance with the ISO 16283, ISO 717 and ISO 140 series of standards.
  • Standards for England and Wales, Scotland, Northern Ireland and Ireland included.
  • Single Number Quantities Calculated in the analyser.
  • Impulsive and Interrupted Noise Source Reverberation Time
  • T15, T20, T30 and Early Decay Time in Parallel
  • User adjustment of individual decay curves
  • Back erase available – really useful for background noise measurements.
  • Speech Intelligibility (STIPA)
  • Large (512GB+) Micro SD Memory Capacity
  • Save Setups as Apps for rapid preparation for even complex repeated measurement exercises.
  • Can be easily upgraded for non-standard measurements (e.g. high or low level sound, ultrasound, vibration)

PRINCIPAL APPLICATIONS

  • Environmental Noise Measurements
  • Speech Intelligibility
  • Compliance Monitoring
  • Building & Room Acoustics
  • Baseline Noise Measurements
  • Low Frequency Noise
  • BS 4142
  • Low Frequency Noise
  • Road & Railway Noise

Product Description

The Nor145 Comprehensive Consultants’ Package is that one meter that does (almost) everything. Environmental noise indices, 1/1 1/3 octaves, FFT, sound insulation testing, room acoustics and speech intelligibility all in one compact, easy to use and convenient unit.

The Nor145 offers exceptional functionality for environmental , building and room acoustics.

With regard to environmental acoustics you will find all the commonly-used indices plus octaves/third octaves and FFT (which can be run simultaneously with octaves/third octaves). Being able make measurements with 3 time periods simultaneously, audio recording with sophisticated triggers and being able to add user-defined alphanumerically named markers make the Nor145 a uniquely powerful package for measuring environmental noise. The building and room acoustics capabilities of the Nor145 are comprehensive, efficient and excellent. Be it straightforward sound insulation testing or a more detailed evaluation of room acoustics, including STIPA, the Nor145 incorporates the features to support an efficient measurement exercise yielding high quality results.

The Nor145 supports measurements down to 0.4Hz as standard and accessories can be added in order to carry out other specialist measurements (e.g. very high or very low level noise or vibration).

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