room acosutics

What is the proper procedure for measuring the absorption coefficient of an acoustic panel? I've been making DIY panels for a bit, but just broad band velocity traps made from either fiberglass or rockwool insulation. I want to start making tuned bass traps, Helmholtz and membrane traps. But...

Hello friends, First of all, this is my first post in this great community, so treat me with love. I have started, so to speak, in this world of looking for good sound, I have gotten a couple of equipment to get started, I have some JBL Stage A130, Ampli Fosi Audio BT20A Pro, an IFI Micro iDSD...

As a newbie with some intuition about acoustics I have a question. Many times I've read along this site that asymmetric rooms are more challenging than symmetric ones in terms of acoustics. This was a bit striking to me at first glance, since, intuitively, in a completely symmetric room, as...