This article describes a product that was introduced 30 years ago called EARWAX. EARWAX was a cream that was supposed to improve your hearing when applied to the openings to your ear canals. The author proposes that EARWAX did not work and then goes on to describe the reasons why people would either believe that EARWAX did work or automatically dismiss the product.
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A scientific analysis of ear wax. Kinda cool.
The discussion on ductwork noise transmission from Acoustic Fields highlights crucial aspects of HVAC system acoustics. The movement of air…
Great build plans. thank you Denis
You must use absorption. Never place a chair against a wall.
A friend and I built several diffusors using these plans and they turned out absolutely beautiful. Very good instructions and…