Thiết bị hiệu chuẩn máy đo độ ồn CESVA CB006
Class 1 Acoustic Calibrator
Portable and user friendly calibrator, ideal for checking sound level meters and dosimeters on the measurement site, or in the laboratory.
- Class 1 Acoustic Calibrator manufactured according to IEC 60942:2003
- Portable and very user-friendly: features a single checking frequency of 1 kHz, and a single sound level of 94 dB
- Automatic switch-off (to save batteries) or continuous operation
- Robust, light & ergonomic design
- Great stability of frequency level
- No need to apply corrections for static pressure and temperature