User manual

258
Further Information
Sample Calibration Certificate
The following instrument has been tested and calibrated to the manufacturer specifications.
The calibration is traceable in accordance with ISO/IEC 17025 covering all instrument functions.
• Device Type: XL2 Audio and Acoustic Analyzer
• Serial Number: A2A-11667-E0
• Date of Calibration:
• Certificate Number:
• Results: PASSED
(for detailed report see next page)
Tested by: M. Frick
Signature:
Stamp:
Manufacturer Calibration Certificate
25 July 2016
42576-A2A-11667-E0
NTi Audio AG • Im alten Riet 102 • 9494 Schaan • Liechtenstein • Europe • Tel: [phone]
www.nti-audio.com • HR-Nr: 2.012.557 • MwStNr: 54306 • Bank: VP Bank, Vaduz, Acc No: 322.235.015
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Sample
Calibration of: XL2 Audio and Acoustic Analyzer
Serial Number: A2A-11667-E0
Date:
• Measurement Data on Receipt: in tolerance
• Detailed Calibration Test Results:
reference before actual unit
RMS Level @ 1kHz, XLR Input 0.1 0.100 0.100 V ≤0.1% ±0.5% ±0.10%
1 0.999 1.000 V ≤0.1% ±0.5% ±0.09%
10 9.987 9.989 V -0.1% ±0.5% ±0.09%
Flatness, XLR Input
1
20 Hz 1 0.997 0.996 V -0.4% ±1.1% ±0.09%
20 kHz 1 1.004 1.004 V 0.4% ±1.1% ±0.09%
Frequency 1000 1000.00 999.99 Hz ≤0.003% ±0.003% ±0.01%
Residual Noise XLR < 2 uV < 2 uV <2 uV ±0.50%
THD+N @ 0 dBu, 1 kHz, XLR Input -98.5 -98.9 dB typ. -100 dB ±0.50%
• Test Conditions: Temperature: 28.2 °C
Relative Humidity: 51.7 %
• Calibration Equipment Used:
- Agilent Multimeter, Typ 34401A, Serial No. MY 5300 4607
Last calibration: 17.08.2016, Next calibration: 17.08.2017
Calibrated by ELCAL to the national standards maintained
at Swiss Federal Office of Metrology. SCS 002
- FX100 Audio Analyzer, Serial No. 10408
Last Calibration: 04.05.2016, Next Calibration: 04.05.2017
Manufacturer calibration based on Agilent 34410, Serial No. MY47014254,
Last Calibration: 03.06.2016, Next Calibration: 03.06.2017
which is calibrated by ELCAL to national standards maintained
at Swiss Federal Office of Metrology. SCS 002
1
The specified tolerance +/-0.1 dB @ 1V = +/- 1.1%
2
The reported expanded uncertainty is based on a standard uncertainty multiplied by a coverage factor k=2, providing a
level of confidence of approximately 95%. The uncertainty evaluation has been carried out in accordance with the
regulations of the GUM.
25 July 2016
actual
error
XL2
tolerance
calibration
uncertainty
2
NTi Audio AG • Im alten Riet 102 • 9494 Schaan • Liechtenstein • Europe • Tel: [phone]
www.nti-audio.com • HR-Nr: 2.012.557 • MwStNr: 54306 • Bank: VP Bank, Vaduz, Acc No: 322.235.015
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Sample