Acoustic Ramp™ vs. RPG’s QRD 734

January 2, 2012By HendrikAcoustic Ramp Diffuser, Acoustic Testing, Acoustic Treatment, Products, Ramp Specs 1 Comment

We now have a way of comparing apples to apples!  Using the methods described in AES-4id-2001 (r2007) “Characterisation and measurement of surface scattering uniformity,” we now have a direct comparison of the Acoustic Ramp and RPG’s QRD 734. The black line is the QRD 734 and the green lines are the Acoustic Ramp™.  Please note … Read More