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Korea, Republic of, KRISS (Korea Research Institute of Standards and Science)
Complete CMCs in Acoustics, Ultrasound, Vibration for Korea, Republic of (.PDF file)
Pressure sensitivity level (modulus). Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
IEC 61094-2:1992 (reciprocity)
Frequency: 20 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.04
IEC 61094-2:1992 (reciprocity)
Frequency: 25 Hz to 3.15 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
IEC 61094-2:1992 (reciprocity)
Frequency: 4 kHz to 8 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
IEC 61094-2:1992 (reciprocity)
Frequency: 10 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.08
IEC 61094-2:1992 (reciprocity)
Frequency: 31.5 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
IEC 61094-2:1992 (reciprocity)
Frequency: 40 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
IEC 61094-2:1992 (reciprocity)
Frequency: 50 Hz to 125 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.04
IEC 61094-2:1992 (reciprocity)
Frequency: 160 Hz to 8 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
IEC 61094-2:1992 (reciprocity)
Frequency: 10 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
IEC 61094-2:1992 (reciprocity)
Frequency: 12.5 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.07
IEC 61094-2:1992 (reciprocity)
Frequency: 16 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.10
IEC 61094-2:1992 (reciprocity)
Frequency: 20 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.20
IEC 61094-2:1992 (reciprocity)
Frequency: 25 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 1.0
IEC 61094-2:1992 (reciprocity)
Frequency: 31.5 kHz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type WS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.14
IEC 61094-5:2001 (simultaneous comparison)
Frequency: 20 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type WS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.12
IEC 61094-5:2001 (simultaneous comparison)
Frequency: 25 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type WS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.11
IEC 61094-5:2001 (simultaneous comparison)
Frequency: 31.5 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type WS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.10
IEC 61094-5:2001 (simultaneous comparison)
Frequency: 40 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type WS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.09
IEC 61094-5:2001 (simultaneous comparison)
Frequency: 50 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111
 
Pressure sensitivity level (modulus). Measurement microphone type WS2P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.08
IEC 61094-5:2001 (simultaneous comparison)
Frequency: 63 Hz
Approved on 26 April 2017
Internal NMI service identifier: KRISS/C61111