Vulcan Pty Ltd

Site

Trading as Calibre Technology

Accreditation No.

20688

Site No.

21843

Date of Accreditation

10 Jul 2014

Address

Unit 3, 4 Tombo Street
Capalaba, QLD 4157
Australia

calibretechnology.com.au

Contact

Dr Claire Richardson P: +61 (07) 32451730

Availability

Services available to external clients

Scope of Accreditation

Trading as Calibre Technology

ISO/IEC 17025 (2017)

Calibration

  • The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
Service Product Determinant Technique Procedure Limitations
Acoustical metrology - Acoustic equipment Band pass filters Attenuation Direct measurement by electrical input

IEC 61260-3

Capability

with Calibration and Measurement Capability of -

 0.12 dB for attenuation less than 4 dB

0.33 dB for attenuation above 4 dB to 80 dB

Dose meters for sound Electrical response; Noise exposure/dose; Sound pressure level Direct measurement against a reference instrument; Direct measurement by electrical input; Direct measurement by reference sound source; Pressure field comparison measurement By methods of AS 2399 and C weighted peak in accordance with IEC 61672-3

Capability

with Calibration and Measurement Capability of -

0.09 dB for electrical tests

2.3% for exposure

Acoustic tests

0.13 dB for frequencies from 63 Hz to 250 Hz

0.13 dB for frequencies above 250 Hz to 2 kHz

0.14 dB for frequencies above 2 kHz to 8 kHz

Microphones Frequency response; Pressure sensitivity Direct measurement against a reference instrument

IEC 61094-6 for 1" and 0.5" microphones

Capability

with Calibration and Measurement Capability of -

Frequency response

0.35  dB from 31.5 Hz to less than 1.25 kHz
0.28  dB from 1.25 kHz to less than 4 kHz
0.45 dB from 4 kHz to less than 8 kHz
0.57  dB from 8 kHz to less than 10 kHz
0.77 dB from 10 kHz to less than 20 kHz
Sensitivity
0.12 dB at nominal frequencies of 250 and 1000 Hz Frequency response relative to 250 Hz by electrostatic actuator as described by IEC 61094-6
method for 1" and 1/2" microphones over the frequency range 20 Hz to 40 kHz relative to 250 Hz
Sensitivity by pressure-field comparison calibration method as described by IEC 61094-5

Sound level meters Electrical response; Sound pressure level Direct measurement against a reference instrument; Direct measurement by electrical input; Direct measurement by reference sound source; Pressure field comparison measurement

AS 1259.1, AS 1259.2, , IEC 60651, IEC 60804, IEC 61672-3, AS/NZS IEC 61672-3
 Including verification of statistical noise analysing function
in sound level meters to DIN 45657

 

Capability

with Calibration and Measurement Capability of -

0.09 dB for electrical tests
0.09 dB for Tone Burst response
For Acoustic response

0.14 dB for frequencies from 31.5 Hz to below 63 Hz
0.13 dB for frequencies from 63 Hz to below 125 Hz
0.13 dB for frequencies from 125 Hz to below 2 kHz
0.14 dB for frequencies from 2 kHz to below 8 kHz
0.18 dB for frequencies from 8 kHz to below 12.5 kHz
0.10  dB at a reference frequency of 1 kHz

Acoustic response
From 31.5 Hz to below 12.5 kHz

Acoustical metrology - Acoustic standards and reference equipment Acoustic calibrators - Multi frequency Distortion; Frequency; Sound pressure level Comparison with a reference standard AS/IEC 60942

Capability

with Calibration and Measurement Capability of -

0.11 dB for Sound Level at nominal frequencies of 250 Hz and 1 kHz
0.1% for Frequency
0.3% for Distortion  (THD & Noise)


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