Cinder Speakers Bring a Whole New Meaning to Rocking the Block January 22, 2017 Living For my DIY homies out there. This is definitely a game changer. Well, not so much, but if you live anywhere they are doing lots of construction. Seems to be everywhere these days. Concrete is a low resonance material that minimizes vibrations and reduces coloration of pure sound delivered by the drivers. A drawback of course is that it’s heavy to handle and ship, and labor intensive to mold. However, cinder blocks are available throughout the world for about a buck (or free in a construction site trash pile). Daniel Ballou has them available soon. “In ‘backburner’ development for over a year, we are in the fine tuning stage, selecting final components and vendors. The retail price target is $150, and those interested in updates and project status should email firstname.lastname@example.org“ Leave a Reply Cancel Reply Your email address will not be published.CommentName* Email* Website Notify me of followup comments via e-mail.