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CMCs General Physics (13)
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Sound in air (13)
Pressure sensitivity level (13)
Sound pressure response level
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Mexico, CENAM (Centro Nacional de Metrologia)
Complete CMCs in Acoustics, Ultrasound, Vibration for Mexico (.PDF file)
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.2
Pressure reciprocity IEC 1094-2:1992
Frequency: 20 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.11
Substitution IEC 1094-5
Frequency: 250 Hz
Internal NMI service identifier: CENAM/510-F012-002
 
Pressure sensitivity level. Measurement microphone type LS1. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.04
Pressure reciprocity IEC 1094-2:1992
Frequency: 31.5 Hz to 250 Hz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS1. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.03
Pressure reciprocity IEC 1094-2:1992
Frequency: 500 Hz to 3.1 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS1. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
Pressure reciprocity IEC 1094-2:1992
Frequency: 4 kHz to 5 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS1. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
Pressure reciprocity IEC 1094-2:1992
Frequency: 6.3 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS1. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.1
Pressure reciprocity IEC 1094-2:1992
Frequency: 8 kHz to 9 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS1. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.15
Pressure reciprocity IEC 1094-2:1992
Frequency: 10 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
Pressure reciprocity IEC 1094-2:1992
Frequency: 63 Hz to 3.15 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
Pressure reciprocity IEC 1094-2:1992
Frequency: 4 kHz to 8 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.1
Pressure reciprocity IEC 1094-2:1992
Frequency: 9 kHz to 10 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.12
Pressure reciprocity IEC 1094-2:1992
Frequency: 12.5 kHz
Internal NMI service identifier: CENAM/510-F013-001
 
Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.14
Pressure reciprocity IEC 1094-2:1992
Frequency: 14 kHz to 18 kHz
Internal NMI service identifier: CENAM/510-F013-001