Accredited calibration of sound level meters, calibrators and dosimeters

SPECTRI-Lab performs calibration of acoustic measurement equipment for professional applications. We work with companies, laboratories, municipalities and organizations for whom accuracy, traceability and reliable documentation are essential.

On 30.04.2019, SPECTRI Ltd received an accreditation certificate according to the BDS EN ISO/IEC 17025 standard issued by the Bulgarian Agency for Testing and Calibration, with a unique registration number LIK No. 1 of the first testing and calibration laboratory in the country!

What we calibrate

SPECTRI-Lab performs:

calibration of sound level meters
calibration of acoustic calibrators
calibration of multifunctional acoustic calibrators
calibration of noise dosimeters

If you are not sure whether your device falls within the scope of the laboratory, send us a request and our specialist will contact you.

The procedure explained

1. Send a calibration request
Fill out the calibration form and send us information about the device.

2. We clarify the details
We review the submitted data and, if necessary, contact you for clarification.

3. Send or deliver the device
The device can be sent by courier or delivered by arrangement.

4. We perform the calibration
The calibration is performed according to the applicable procedure within 1 working week of receiving the device.

5. You receive the device with a calibration certificate
After completion, the device is returned in the agreed manner, along with the relevant documents.

SPECTRI-Lab has a specialized technical base for the calibration of acoustic measurement equipment. The Brüel&Kjær 3630 calibration platform is a universal platform for the calibration of instruments and transducers in the field of noise and vibration. The portable 100 kHz PULSE™ multi-analyzer is a key element of the system.