The Alto is a Class 1 Sound Level Meter (SLM), a 2 ch spectrum analyzer, and a 2 Channel DataLogger.
Connected to a PC, the Alto-2ch is a complete tool box for professionals in acoustics and vibration.
The Alto can also work in stand alone mode (with out PC) for special applications like long term SLM measurement.
Main characteristics
- Sound Level Meter function IEC 61672-3 compliance
- 2 channel frequency analysis (narrow band, 1/3 oct and octave)
- Advanced autostore including .wav file recording on trigger level
- Real time data logging and advanced post processing function
- 2 white noise generators and input trigger
- Complete post processing software of the .wav file for FTT, LAeq, statistic analysis, erase function etc.
Software features
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SLM measurement |
Typical Time Recording |
Waterfall spectrum analysis |
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