Expanded Perspectives on Loudspeaker Enclosure Materials with Voice Coil March 2019

Voice Coil March 2019 is now available and this issue focuses on the vital, but seldom addressed, topic of loudspeaker enclosure materials. Mike Klasco reviews and looks ahead at all the materials and design approaches for loudspeaker enclosures, and the edition also includes a complete directory for sourcing vendors in this area. James Croft reviews a Coaxial Centerbody Point-Source (CCPS) Horn Speaker System patent, and Vance Dickason characterizes three new tweeters on Test Bench.

Hammond Manufacturing has introduced 4U high versions and added extended 559mm depths to all heights of its RM family of 1U - 4U 19 inch rack mounting and desktop enclosures. 1U to 3U half-width versions are also available. The all-aluminum construction consists of a heavy-duty extruded frame with removable vented or plain top and bottom covers. 19 inch units are supplied with rack mounting angles; both 19 inch and half width variants come complete with self-adhesive rubber feet for when the enclosure is to be used as a desktop unit.

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Choosing the correct speaker enclosure can be the difference between decent sound and excellent sound. As Mike Klasco and Steve Tatarunis explain in the September 2012 issue of audioXpress, “No matter how much effort was spent on the drivers’ design, …