NTI / [600 000 330] XL2 Audio & Acoustic Analyzer

The NTI/【600 000 330】XL2 Audio & Acoustic Analyzer combines a state-of-the-art sound level meter, a multi-function acoustic analyzer and a high-precision audio analyzer.

■XL2 Audio & Acoustic Analyzer

The XL2 analyzer combines a state-of-the-art sound level meter, a multi-function acoustic analyzer, and a high-precision audio analyzer. These broad capabilities, unmatched by conventional measurement instruments, enable the following applications:

・Live Sound
・Audio Equipment
・Broadcast
・Video Conferencing Installations
・Home Theater
・R&D/Services
・Environmental Noise
・Architectural Acoustics
・Automotive Noise
・Occupational Health and Safety
・Education/Training

■Features
・Flexible User Interface
・WAVE File Recording
・Voice Notes
・Visual Indication of Exceeding Sound Levels
・Mini-SD Card (2GB Removable)
・Built-in Real-Time Clock
・Built-in Speaker
・Rechargeable Li-Po Battery
・Serial Programmable I/O Interface
・Remote Measurement (Optional)
・Automatic Sensor Detection and Reading of Electronic Data Sheets for M4260 and M2210

■Measurement Functions
Sound Level Meter
・IEC Compliant with IEC 61672, IEC 60651, IEC 60804, JIS C1509-1, ANSI S1.4, ANSI S1.43, DIN 15905-5, DIN 45645-2, SLV 2007, and DIN 45645-1 (optional) standards.

Sound pressure level (Leq, Lmin, Lmax, LCpeak, Live, ...).

Frequency weighting: A, C, Z (=flat).

Time weighting: Fast, Slow.

WAVE file (ADPCM) recording and voice notes.

Sound pressure level limit monitoring.

Digital I/O interface for control of external peripherals.

Real-time spectrum RTA: 1/3 octave, 1/1 octave.

Acoustic analyzer.

FFT analysis.
- Reverberation time RT60 (impulse sound or gated pink noise)

- Delay time

- Polarity

- STI-PA speech intelligibility (optional)

Electrical measurement functions
- RMS level, 2μV - 25V (-112 to +30 dBu)

- THD+N (total harmonics + noise)

- Frequency

- Scope

Extended Acoustic Pack
- Percentiles: 1%, 5%, 10%, 50%, 90%, 95%, 99%

- Time weighting: Impulse
- Sound pressure level LIeq, sound exposure level LAE
- Clock-Impulse Maximum Level (TaktMax) and values ​​specified in DIN 45645-1
- WAV file recording (24-bit, 48 kHz)

- High-resolution FFT: 5 Hz to 20 kHz range with minimum 0.4 Hz resolution

- Reverberation time RT60 with 1/3 octave resolution