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Calibration and Measurement Capabilities
Acoustics, Ultrasound, Vibration
In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a2 + b2]1/2
 
Result of the search
Your selection : Acoustics, Ultrasound, Vibration, Sound in air, Sound calibrators, Multi-frequency (sound calibrators)
 
Belarus, BelGIM (Belarussian State Institute for Metrology)
Complete CMCs in Acoustics, Ultrasound, Vibration for Belarus (.PDF file)
Sound pressure level. Sound calibrator, multi-frequency , 90 dB (reference: 20 µPa) to 120 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.15
Calibrated measurement microphone
Frequency: 31.5 Hz
Microphone type: LS2P
Approved on 11 December 2017
Internal NMI service identifier: COO-AUV-BelGIM-1205
 
Sound pressure level. Sound calibrator, multi-frequency, 90 dB (reference: 20 µPa) to 120 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.10
Calibrated measurement microphone
Frequency: 63 Hz to 125 Hz
Microphone type: LS2P
Approved on 11 December 2017
Internal NMI service identifier: COO-AUV-BelGIM-1205
 
Sound pressure level. Sound calibrator, multi-frequency, 90 dB (reference: 20 µPa) to 120 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.08
Calibrated measurement microphone
Frequency: 250 Hz to 4 kHz
Microphone type: LS2P
Approved on 11 December 2017
Internal NMI service identifier: COO-AUV-BelGIM-1205
 
Sound pressure level. Sound calibrator, multi-frequency, 90 dB (reference: 20 µPa) to 120 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.10
Calibrated measurement microphone
Frequency: 8 kHz
Microphone type: LS2P
Approved on 11 December 2017
Internal NMI service identifier: COO-AUV-BelGIM-1205
 
Sound pressure level. Sound calibrator, multi-frequency, 90 dB (reference: 20 µPa) to 120 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.15
Calibrated measurement microphone
Frequency: 12.5 kHz
Microphone type: LS2P
Approved on 11 December 2017
Internal NMI service identifier: COO-AUV-BelGIM-1205
 
Sound pressure level. Sound calibrator, multi-frequency, 90 dB (reference: 20 µPa) to 120 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.20
Calibrated measurement microphone
Frequency: 16 kHz
Microphone type: LS2P
Approved on 11 December 2017
Internal NMI service identifier: COO-AUV-BelGIM-1205