__________________________________________________________________________________________________ TECHNICAL DATA SHEET _______________________________________________________________________________________________________________________________________________________ MATRIX CATEGORY 2­d omnidiffusor APPLICATIONS Sound diffusion on walls or ceilings in meeting rooms, auditoriums, ballrooms, home cinemas, listening rooms, … BANDWIDTH 800 – 2.500 Hz MOUNTING PLATE Glassfibre reinforced gypsum or MDF FINISH ­ Gypsum: natural or colour painted (all colours available) ­ MDF: natural wood, varnished or colour painted (all colours available) FIRE RATING ­ Gypsum: noncombustible A2 (according to DIN 4102) ­ MDF: B2 of fire retardant B1 (according to DIN 4102) Can be lacquered with fire retardant varnish DIMENSIONS 585 x 585 mm (gypsum) 600 x 600 mm (MDF) THICKNESS 105 mm WEIGHT ­ Gypsum: 8 kg / pce ­ MDF: 6 kg / pce MOUNTING Mounted with T­profiles or wooden slats (see suppliers mounting instructions) ___________________________________________________________________________________________________ PO BOX 49 HEVERLEE AMBASSADE B­3001 LEUVEN T. +32­16 40 25 26 F. +32­16 40 07 26 E. [email protected] W. WWW.SONOGAMMA.COM

__________________________________________________________________________________________________ TECHNICAL DATA SHEET _______________________________________________________________________________________________________________________________________________________ DIFFUSION­ AND ABSORPTION COEFFICIENTS Statistical absorptioin coefficients according to resp. ISO 17497 and ISO 354 standard: 1. Diffusion: 2. Absorption: ___________________________________________________________________________________________________ PO BOX 49 HEVERLEE AMBASSADE B­3001 LEUVEN T. +32­16 40...