NTI XL2-NTI-NOMIC Audio and Acoustic Analyzer without Mic

The XL2 Analyzer forms the unique combination of a state-of-the-art Sound Level Meter, a comprehensive Acoustic Analyzer as well as a powerful Audio Analyzer. A range of measurement microphones with an electronic data sheet are available to suit your requirements.

Besides being an advanced, integrating Sound Level Meter, the XL2 measures RTA and FFT high-resolution spectra, RT60 Reverberation Time, Polarity, Delay and THD+N. Optional features are speech intelligibility STIPA, extended acoustics functions, cinema calibration, pass/fail analysis and remote measurement acquisition. The Type Approval Option upgrades the instrument to the XL2-TA, a type approved sound level meter.

Data and audio is logged onto the SD card for transfer to your PC. Free reporting tools are available for download. The wide range of functionalities is tailored for measurement tasks in:

• Installed Sound
• Life Safety Systems
• Noise Monitoring
• Live Sound
• Broadcast
• Building Acoustics
• Industrial and Aerospace
• PASS/FAIL Quality Control

Specifications:

• Sound Level Meter
• Standards IEC 61672, IEC 60651, IEC 60804, ANSI S1.4,ANSI S1.43
• Sound levels
  • SPL actual, Lmin, Lmax, Lpeak, Leq, glidingLeq
  • Frequency weighting: A, C, Z (=flat) simultaneously
  • Time weighting:Fast, slow and optional impulse simultaneously
  • Correction values k1,k2
  • Limit monitoring showing exceeding sound levels
  • Digital I/O interfacefor the control of external peripherals
  • Sound Exposure Level LAE(optional)
  • Percentile statistics LAF: 1%, 5%, 10%, 50%, 90%, 95%, 99%(optional)
  • Calculated levels: LCeq - LAeq, LAIeq - LAeq, LAFT5eq -LAeq(optional)
  • Clock-impulse maximumlevel "TaktMax" according DIN 45645-1 (optional)
• Spectrum Analyzer
  • 1/3 octave, 1/1 octave
  • Frequency weighting: A, C,Z (=flat)
  • Time weighting: Fast, slow and optional impulse
  • Percentilestatistics for Lxy (x= A, C or Z, y= F or S): 1%, 5%, 10%, 50%, 90%, 95%, 99%(optional)
  • Logging to SD Card
  • All levels simultaneously
  • Short-timelevels including spectrum for 1 second or longer
  • Wav-file for listening(compressed)
  • Data logging in 100 ms intervals (optional)
  • Linear wav-files with 24 bit, 48 kHz resolution(optional)
• Remote measurement acquisition (optional)
• Acoustic Analyzer
  • FFT Analysis
  • RT60 Reverberation Time
  • Polarity
  • Delay
  • Pass/Fail Measurements (optional)
• STIPA Analyzer (optional)
  • Speech Intelligibility Measurement
  • IEC60268-16 (edition 4.0, 3.0 and 2.0), ISO 7240-16,ISO 7240-19, DIN VDE 0828-1, DIN VDE 0833-4
  • Ambient Noise Correction
  • Automated Averaging
  • Modulation Indices
• Audio Analyzer
  • Level RMS
  • THD+N
  • Frequency
  • Scope