The Acoustic Calibration Centre has been accredited by Hong Kong Accreditation Service (HKAS) under the Hong Kong Laboratory Accreditation Scheme (HOKLAS) for calibration services as listed in the HOKLAS Directory of Accredited Laboratory available from its website (

Why do you need a third-party calibration in an accredited lab



Each recognised acoustic instrument has been certified with a standard



It is mandatory for specific projects



There is a need to verify the authentic functionality of the instrument



There is a need to ensure the measurement accuracy

Acoustic calibration – Why us?

Calibration standards to comply

Both sound level meters and calibrators of Classes I and II variations

*Please refer to Scope of Accreditation at for the specific tests or property measured.

IEC 61672-3 Ed 2.0 (2013)*

In-house test procedure ESG-Noise-001 against the IEC 61260:1995 requirements*

In-house test procedure ESG-Noise-003*

Others: IEC 60942 (2003), IEC 61672-3 Ed 1.0 (2006), IEC 60651, IEC 60804, BS 7580 Part 1

Calibration for all brands

We calibrate sound calibrators, sound measuring instruments such as sound level meters, and sound/octave band analysers of all brands, including but not limited to 01dB, ARL, Brüel & Kjær, Castle, CEL, Cirrus, Dawe, Elma, Gras, Larson Davis, Magus Electronics, Norsonic, Nova Electronics, Ono Sokki, Pulsar, Quest, RION, SVAN.

Service deliverables and guarantee

Our cost-effective calibration services strive to minimise downtime for our customers. The standard turnaround time is seven working days. Prices start from HKD2000 only. A premium five-working-day turnaround service is also available on request (subject to a surcharge).

Who are we? ANewR Consulting Group has been venturing into environmental areas since 2008. Instituted by a team of seasoned environmental experts, acoustical specialists, and electronic engineers, we are proficient in rendering one-stop environmental and digital services to public and private sectors across Asia and Europe. Why do we want to combine digitalisation and environmental service? Digitalisation empowers cities with inclusion capability. We see social inclusion by facilitating stakeholders’ comprehensive engagement to contribute their viewpoints on infrastructural schemes to investigate the best to dwindle the potentially far-reaching impacts.

Address: Unit 1818-1819, 

Tower A, Regent Centre, 

63 Wo Yi Hop Road, Kwai Chung, 

Hong Kong

Tel: 852 2618 2831