Vulcan Pty Ltd

Site

Trading as Calibre Technology

Accreditation No.

20688

Site No.

21843

Date of Accreditation

10 Jul 2014

Address

Unit 2, 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

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

By the methods of-

AS/NZS 4476, IEC61260-1995

Capability

with Calibration and Measurement Capability of -

0.10 dB for attenuation less than 4 dB
0.15 dB for attenuation above 4 dB to 18 dB
0.25 dB for attenuation 18 dB to 80 dB

Dose meters for sound Electrical response; Noise exposure/dose; Sound pressure level By methods of AS 2399

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 Direct measurement against a reference instrument

By the methods off-

IEC 61094-6 for 1" and 0.5" microphones

Capability

with Calibration and Measurement Capability of -

Frequency response

0.18 dB from 31.5 Hz to 1.25 kHz
0.23 dB from 1.25 kHz to 4 kHz
0.45 dB from 4 kHz to 8 kHz
0.57 dB from 8 kHz to 10 kHz
0.77 dB from 10 kHz to 16 kHz
0.89 dB from 16 kHz to 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 Sound pressure level By methods of AS 1259.1; By methods of AS 1259.2; By methods of AS/IEC 60645.1; By methods of IEC 61672-3; By methods of IEC 651; By methods of IEC 804

By the methods of -

AS 125931, AS 1259.2, AS/IEC 60645.1, 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
0.13 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
0.16 dB for frequencies from 8 kHz to below 12.5 kHz
0.10 dB at a reference frequency of 1 kHz

IEC 60804 according to OIML R-88
Acoustic response
From 31.5 Hz to below 12.5 kHz
Acoustical metrology - Acoustic standards and reference equipment Acoustic calibrators - Multi frequency Distortion; Frequency By methods of 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 


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