speaker enclosure

Hi, looking to build a set of spherical speakers. Let's say I use the Dayton Audio PS220. The Vas of that speaker is 90.2 liters. Using this calculator that leaves me with a sphere of lets say r=281.89mm. I'm using 24mm thick baltic birch plywood so let's keep the wall of that sphere the same...

I suppose all of you know about Tech Ingredients on YouTube - if not you're missing out on something. This time it's as the title suggests about DIY - speakers and acoustic panels. Includes: - DIY "anechoic chamber" - Helium filled speakers - REW - much more amazing stuff Tech Ingredients -...