The Fifth Element #85
Were one in a whimsical mood, one could divide the history of hi-fi into the eras before and after Edgar Villchur (19172011), inventor of the sealed-box, air suspension (or acoustic suspension) bass-loading principle. It was Villchur's invention of the acoustic-suspension woofer that made possible affordable loudspeakers with deeper bass from a smaller cabinet (see Sidebar: "Sealed Boxes").
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