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NT-XL2
NTi Audio XL2 Sound Level Meter and Acoustic Analyzer
The NTi XL2 hand-heldAnalyzer is a powerful Sound Level Meter, a professional Acoustic Analyzer, a precision Audio Analyzer and a comprehensive Vibration Meter in one instrument. Easy operation and countless applications distinguish this quality Swiss product. The XL2 is currently the world’s most versatile hand-held acoustic and audio analyser and features Sound Level Metering, Real-TIme Analyzer, FFT Analysis, RT60 Measurement, Polarity & Delay Time, RMS ,THD+N, etc
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Type: Audio Analyzers
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Product Features:
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, noise curves, 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.
The Xl2 analyzer is perfectly tailored for installing, commissioning and troubleshooting sound and audio systems in cinemas, studios, broadcast and fixed installations. Whether for large commercial spaces, multi-purpose rooms, teleconference rooms, airports or stadiums, the Xl2 provides the measurement capability.the optional stiPa measurement quantifies the speech intelligibility of public address and voice evacuation systems.
Standards
IEC 61672, IEC 60651, IEC 60804, IEC 61260
China: GB/T 3785:2010, GB/T 3241, GB 3096-2008, GB 50526, GB-T_4959-1995
Germany: DIN 15905-5, DIN 45645-2, optional: DIN 45645-1
Japan: JIS C1509-1:2005, JIS C 1513 class 1, JIS C 1514 class 0
Switzerland: SLV
UK: BS6698, BS5969
US: ANSI S1.4:2014, ANSI S1.43, ANSI S1.11:2014
SMPTE ST 202:2010, ISO 2969:2015Sound levels
SPL actual, Lmin, Lmax, Lpeak, Leq, gliding Leq
Frequency weighting: A, C, Z (=flat) simultaneously
Time weighting: Fast, slow and optional impulse simultaneously
Correction values k1, k2
Indicators show when sound level limits are exceeded
Digital I/O interface for the control of external peripherals
Sound Exposure Level LAE (optional)
Percentile statistics for Lxy (x= A, C or Z, y= F, S or EQ1"): 1 - 99% (optional)
Calculated levels: LCeq - LAeq, LAIeq - LAeq, LAFT5eq -LAeq (optional)
Clock-impulse maximum level "TaktMax" in accordance with DIN 45645-1 (optional)Logging and Reporting
All levels simultaneously
Short-time levels 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) -
Technical Specifications:
Detailed specifications can be found here