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Your query 'Switzerland' produced 403 results

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 Switzerland, METAS (Federal Institute of Metrology)    Complete CMCs in Acoustics, Ultrasound, Vibration for Switzerland (.PDF file)
  
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 to 0.05   Reciprocity calibration IEC 610942:1992   Frequency: 31 Hz to 63 Hz   Approved on 18 October 2005 
 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   Reciprocity calibration IEC 610942:1992   Frequency: 125 Hz to 2 kHz   Approved on 18 October 2005 
 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 to 0.07   Reciprocity calibration IEC 610942:1992   Frequency: 2.5 kHz to 8 kHz   Approved on 18 October 2005 
 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: 0.12   Reciprocity calibration IEC 610942:1992   Frequency: 10 kHz   Approved on 18 October 2005 
 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: 0.10 to 0.07   Reciprocity calibration IEC 610942:1992   Frequency: 31 Hz to 63 Hz   Approved on 18 October 2005 
 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: 0.07   Reciprocity calibration IEC 610942:1992   Frequency: 125 Hz to 8 kHz   Approved on 18 October 2005 
 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: 0.08 to 0.12   Reciprocity calibration IEC 610942:1992   Frequency: 10 kHz to 16 kHz   Approved on 18 October 2005 
 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: 0.22   Reciprocity calibration IEC 610942:1992   Frequency: 20 kHz   Approved on 18 October 2005 
 Freefield sensitivity level. Measurement microphone. Measurand unit, dB (reference: 1 V/Pa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.3 to 0.4   Sequential comparison   Frequency: 63 Hz to 5 kHz   Approved on 18 October 2005 
 Freefield sensitivity level. Measurement microphone. Measurand unit, dB (reference: 1 V/Pa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.4 to 0.6   Sequential comparison   Frequency: 6.3 kHz to 10 kHz   Approved on 18 October 2005 
 Freefield sensitivity level. Measurement microphone. Measurand unit, dB (reference: 1 V/Pa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.7   Sequential comparison   Frequency: 12.5 kHz   Approved on 18 October 2005 
 System response level. Sound level meter. Measurand unit, dB (reference: true sound pressure level)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.3 to 0.5   Sequential comparison   Frequency: 31.5 Hz to 5 kHz   Approved on 18 October 2005 
 System response level. Sound level meter. Measurand unit, dB (reference: true sound pressure level)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.5 to 0.7   Sequential comparison   Frequency: 6.3 kHz to 10 kHz   Approved on 18 October 2005 
 System response level. Sound level meter. Measurand unit, dB (reference: true sound pressure level)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.8   Sequential comparison   Frequency: 12.5 kHz   Approved on 18 October 2005 
 Sound pressure level. Pistonphone or sound calibrator, single frequency, 70 dB (reference: 20 µPa) to 130 dB (reference: 20 µPa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.07   Calibrated measurement microphone   Microphone type: LS1P   Approved on 18 October 2005 
 Sound pressure level. Pistonphone or sound calibrator, single frequency, 70 dB (reference: 20 µPa) to 130 dB (reference: 20 µPa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.08   Calibrated measurement microphone   Microphone type: WS1P   Approved on 18 October 2005 
 Sound pressure level. Pistonphone or sound calibrator, single frequency, 70 dB (reference: 20 µPa) to 130 dB (reference: 20 µPa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.08   Calibrated measurement microphone   Microphone type: LS2P   Approved on 18 October 2005 
 Sound pressure level. Pistonphone or sound calibrator, single frequency, 70 dB (reference: 20 µPa) to 130 dB (reference: 20 µPa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.1   Calibrated measurement microphone   Microphone type: WS2P   Approved on 18 October 2005 
 Sound pressure level. Sound calibrator, multifrequency, 70 dB (reference: 20 µPa) to 115 dB (reference: 20 µPa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.12   Calibrated measurement microphone   Frequency: 31 Hz to 2 kHz   Microphone type: LS2P   Approved on 18 October 2005 
 Sound pressure level. Sound calibrator, multifrequency, 70 dB (reference: 20 µPa) to 115 dB (reference: 20 µPa)   Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.16   Calibrated measurement microphone   Frequency: 4 kHz to 12.5 kHz   Microphone type: LS2P   Approved on 18 October 2005 
