The sonometer is an ideal measuring instrument to measure in jobs, works, traffic, airports, etc. The sonometer is a class 2 instrument and integrates an octave band filter. Optionally you can equip the sonometer with a third of octave filter.
- Precision class 2 - Frequency: A, B, C & Z - Temporary position: slow, fast, impulse and Peak - Statistical function - Eighth and optional band: third of octave