To ensure accurate noise measurement results, acoustic testing devices (Box Test / Acoustic Test Box) must be evaluated through a
On November 1st, 2025, representatives from the Institute of development and application for sound materials DASM attended the 30th Anniversary
Do you know basic principles in sound insulation & noise reduction? It is essential to understand several fundamental acoustic laws
The Institute of Development and Application for Sound Materials (DASM) – Vietnam’s leading organization in acoustic testing, measurement, and consulting
Noise from new construction projects can sometimes disturb nearby residents. To ensure a project does not negatively affect the living
DASM provides ISO 7779:2018 & ISO 3745:2012 certified refrigerator noise testing services in a standard anechoic chamber. Trusted by manufacturers,
DASM provides expert adapter noise testing under ISO 7779:2018 and ISO 3745:2012. With a VILAS-accredited acoustic lab and ultra-low ambient
Industrial noise measurement service compliant with QCVN, ISO, TCVN standards – DASM offers professional testing, internationally calibrated equipment, complete reports,
Does DASM provide sound insulation testing for walls and partitions? What standards are applied? What’s the cost? As living and
DASM is currently recognized as the leading organization in Vietnam for ASTM C423 sound absorption coefficient testing according to the
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