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Uploaded on Aug 9, 2011
D-fend™ is the industry's first all-digital, programmable loudspeaker protection and attenuation circuit designed to solve the age-old problems associated with protecting loudspeakers from excessive power conditions. A patented technology of Evenstar™, D-fend™ allows maximum driver performance while ensuring damage-free operation. In this video, D-fend™ demonstrates its capability to protect high power woofers and sub-woofers from over power conditions as well as mechanical damage thresholds, an achievement unseen within the audio industry.