Reference Level-2851
94dB@1kHz/114dB@1kHz
Calibration-2851
Sound Calibrator Class 1
Environment-2851
Temperature 23°C ；Pressure 101.325kPa ； Humility 50% RH
Reference Level
94dB@1kHz/114dB@1kHz
reference-level-2851
Calibration
Sound Calibrator Class 1
calibration-2851
Environment
Temperature 23°C ；Pressure 101.325kPa ； Humility 50% RH
environment-2851
Reference Level
Reference Level
94dB@1kHz/114dB@1kHz
Calibration
Calibration
Sound Calibrator Class 1
Environment
Environment
Temperature 23°C ；Pressure 101.325kPa ； Humility 50% RH