QRD Sound Diffuser is high effect of sound diffusing function, can beautify the sound quality in huge wide place.
1. high quality fir wood raw material
2.cutting-edge design 3.echo reduction and sound improvement 4.Diameter : 600*600*70mm/900*900*70mm
Packaging & Shipping
1) Guangdong Hayhoe Decoration Material Co., Ltd. is a professional factory, specializing in modern sound-absorbing material.
2) We have rich experience of explore, production, project management and aftersale service for acoustic products.
3) Alibaba Assessed 7th years Gold Supplier.
4) All of our products are tested by safety certificate so as to reach excellent and safe standard.
5) High quality and best service with low price.
24 hours prompt reply by email or telephone or messenger.
Standard size have stock, immediately delivery once your purchase
10 days delivery containers for out of stock Groove Wooden Acoustic Wall Panel .
Can combine containers with multiple insulation products for your different demand
3*40HQ free packing with customer's designed logo
5*40HQ above free customerized advertising catalogue to support you to win in the market !
1. QRD Sound Diffuser
Reflecting faultsIf a person in a flat side wall of the rectangular hall, he heard music heard the voice will be ringing, hard or harsh, this phenomenon is called frequency dyeing effect.
2. QRD theory QRD Sound Diffuser is a kind of irregular plane design, the purpose is reflected in the produce, it spread produces is very rich and round in early sound mixing sound, from--from the lateral seems to reach the audience, roof and can significantly improve the sound quality hall effect .
3. Spread principle
QRD spread principle is a change of the depth of the parallel "algae into" composition, when sound waves from 135 degrees to the level of the incident QRD position, it can in 30 degrees to 150 degrees in equal between the intensity of sound will reflect out .
QRD reflection is different according to different woodiness have different characteristics of absorption, we can design out according to the different requirements of customers provide diffusion system number and the absorption.