Home    Key and supplementary comparisons    Calibration and Measurement Capabilities - CMCs
 KCDB home  > Free search results
The BIPM key comparison database
Refine your search
CMC AREA
CMCs General Physics (17)
PHYSICS
Sound in air (17)
Pressure sensitivity level (13)
Sound pressure response level (1)
Force response level (1)
Mechanical impedance (1)
Air-conduction response level (1)
Sound pressure level
Bone-conduction response level
CHEMICAL MATERIAL
sediment
organic solution, multi-component
CHEMICAL ANALYTE
chromium
GEOGRAPHIC LOCATION
SIM (17)
Mexico (17)
Result of the search
Your query 'cenam' produced 17 results New search

 
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
 
Sound pressure response level. Sound level meters. Measurand unit, dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.3
Comparison IEC651 and IEC804
Frequency: 250 Hz to 1 kHz
Internal NMI service identifier: CENAM/510-F015-001
 
Air-conduction response level. Audiometers. Measurand unit, dB HL (reference: threshold of hearing)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.38
IEC60645-1
Frequency: 125 Hz to 8 kHz
Internal NMI service identifier: CENAM/510-F016-001
 
Force response level. Mechanical coupler system. Measurand unit, dB (reference: reference equivalent threshold force)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.3
Comparison IEC 60373
Frequency: 125 Hz to 4 kHz
Internal NMI service identifier: CENAM/510-F012-011
 
Mechanical impedance. Mechanical coupler system. Measurand unit, dB (reference: 1 N/(m/s) )
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.2
Comparison IEC 60373
Frequency: 125 Hz to 4 kHz
Internal NMI service identifier: CENAM/510-F012-011
 
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