Controlling the sound around you
Revised from my 2016 article on the same subject. I recently encountered a vivid illustration of how sound can be adeptly managed through multiple microphones in a set of hearing aids. Our family embarked on a hike at Ricketts Glen State Park, a hidden gem nestled in Pennsylvania, merely 72 miles northeast of Lock Haven, just a short distance from the quaint village of Red Rock. The hike comprises a rugged four-mile trail that descends into a steep ravine before ascending the opposite side. A picturesque brook babbles as it cascades down the rocks, accompanied by a remarkable 31 ...