- AVI-Installation
- Home Cinema
- R&D and Service
- Environmental Noise
- Building Acoustics
- Vehicle Noise Inspection
- Occupational Health
- Education and Training
- Quality Control
Standards:
IEC 61672, IEC 60651, IEC 60804, ANSI S1.4, ANSI S1.43, DIN 15905-5, DIN 45645-2, SLV 2007, GB-T_4959-1995 and optional DIN 45645-1.
Measurement Functions:
Sound Level Meter
- Sound Level Leq, Lmin, Lmax, Lpeak, live, ...
- Frequency weighting: A, C, Z (=flat)
- Time weighting: Fast, Slow
- Recording of WAV-files (ADPCM) and voice notes
- Limit monitoring showing exceeding sound levels
- Digital I/O interface for the control of external peripherals
- Real Time Spectrum RTA: 1/3 octave, 1/1 octave
Acoustic Analyzer
- FFT Analysis
- Reverberation Time RT60 with impulse source or gated pink noise
- Delay Time
- Polarity
- STI-PA Speech Intelligibility (optional)
Electrical Functions
- Level RMS, 2µV - 25V (-112 to +30 dBu)
- THD+N (Total Harmonic Distortion + Noise)
- Frequency
- Scope
Optional with the Extended Acoustic Pack
- Percentiles: 1%, 5%, 10%, 50%, 90%, 95%, 99%
- Time weighting: Impulse
- Sound Pressure Level LIeq, Sound Exposure Level LAE
- Recording of Wav-files (24 bit, 48 kHz)
- High-resolution FFT, up to 0.4 Hz resolution in the range of 5 Hz to 20 kHz
- Reverberation time RT60 in 1/3 octave resolution
